是的,這次這兩顆在價格上也算是接近的等級,嚴格說起來 AMD Ryzen 7 1700 應該是便宜不少,目前看到價格在9200~10050元,而 Core i7-8700 沒甚麼貨,P24小時購物看到的價格是10990元。
Intel Core i7-8700 採用 14nm 製程,6核心12執行緒,核心時脈3.2GHz,Boost 可達4.6GHz,L3快取12MB,TDP 65W,鎖倍頻,有內顯 Inte UHD Graphics 630。與K版 Core i7-8700K 雖然型號數字相同,但時脈上略低,K版為3.7~4.7GHz,當然還有不鎖頻的差異。
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配件有說明書、原廠散熱器。
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這散熱器看來也並沒有很大顆,外圈的鰭片比先前 Core i5 似乎有高一點點。
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鰭片造型不太一樣,左為 Core i5-8400 附的散熱器。
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Intel Core i7-8700 本尊
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AMD Ryzen 7 1700 是借來的,沒有盒裝,但應該是正式版本。採用14nm製程,AM4腳位,8核心16執行緒,時脈3.0GHz,Boost 最高可到3.7GHz,L3快取16MB,TDP 65W,不鎖倍頻,不含內顯。
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Core i7-8700 測試平台
CPU: Intel Core i7-8700
CPU Cooler: 原廠散熱器
RAM: GSKILL DDR4 3200 8GBx2
MB: MSI Z370 Tomahawk
VGA: MSI RX 580 Gaming
HDD: OCZ Vertex 3.20 240GB、Seagate 2TB
PSU: IN WIN SI 1050W
OS: Windows 10 64bit
Ryzen 7 1700 測試平台
CPU: AMD Ryzen 7 1700
CPU Cooler: 原廠散熱器
RAM: GSKILL DDR4 3200 8GBx2
MB: GIGABYTE AX370-Gaming K7
VGA: MSI RX 580 Gaming
HDD: OCZ Vertex 3.20 240GB、Seagate 2TB
PSU: IN WIN SI 1050W
OS: Windows 10 64bit
效能測試
因為 Ryzen 7 1700 是支援超頻的,所以除了預設值之外另比較超頻3.9GHz的分數,3.9GHz括弧後面為超頻後成績的提升比。Ryzen 7 1700超頻3.9GHz,BIOS內電壓設定為1.32V。
CPU-Z
Core i7-8700
CPU Single:518.5
CPU Multi:3659.1
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Ryzen 7 1700 預設
CPU Single:407.0
CPU Multi:3973.4
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Ryzen 7 1700 @ 3.9GHz
CPU Single:454.2(+11.6%)
CPU Multi:4855.6(+22.2%)
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SuperPI 1M & CPUmark99
Core i7-8700
SuperPI 1M:8.141s
CPUmark99:810
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Ryzen 7 1700 預設
SuperPI 1M:12.359s
CPUmark99:545
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Ryzen 7 1700 @ 3.9GHz
SuperPI 1M:10.784s(+12.7%)
CPUmark99:596(+9.4%)
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SuperPI 8M
Core i7-8700:1m30.704s
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Ryzen 7 1700 預設:2m10.128s
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Ryzen 7 1700 @ 3.9GHz:1m59.016s(+8.5%)
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Memory Benchmark
這部分記憶體時脈雖相同,但時序有點差異,僅供參考。
Core i7-8700
Read:45023MB/s
Write:49460MB/s
Copy:44640MB/s
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Ryzen 7 1700 預設
Read:48644MB/s
Write:48296MB/s
Copy:44355MB/s
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Ryzen 7 1700 @ 3.9GHz
Read:48809MB/s
Write:48565MB/s
Copy:43736MB/s
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x264 FHD Benchmark
Core i7-8700:46.1
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Ryzen 7 1700 預設:41.7
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Ryzen 7 1700 @ 3.9GHz:50.9(+22.1%)
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7-Zip
Core i7-8700:40566 MIPS
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Ryzen 7 1700 預設:37298 MIPS
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Ryzen 7 1700 @ 3.9GHz:42713 MIPS(+14.5%)
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CINEBENCH R10
Core i7-8700
1 CPU:9476
x CPU:50290
OpenGL:16248
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Ryzen 7 1700 預設
1 CPU:7069
x CPU:45449
OpenGL:10522
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Ryzen 7 1700 @ 3.9GHz
1 CPU:8116(+14.8%)
x CPU:54986(+21%)
OpenGL:12346
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CINEBENCH R11.5
Core i7-8700
OpenGL:143.63 fps
CPU:15.15 pts
CPU 單核心:2.22 pts
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Ryzen 7 1700 預設
OpenGL:91.79 fps
CPU:15.45 pts
CPU 單核心:1.55 pts
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Ryzen 7 1700 @ 3.9GHz
OpenGL:108.42 fps
CPU:19.05 pts(+23.3%)
CPU 單核心:1.78 pts(+14.8%)
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CINEBENCH R15
Core i7-8700
OpenGL:187.54 fps
CPU:1355 cb
CPU 單核心:195 cb
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Ryzen 7 1700 預設
OpenGL:118.68 fps
CPU:1414 cb
CPU 單核心:138 cb
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Ryzen 7 1700 @ 3.9GHz
OpenGL:128.34 fps
CPU:1726 cb(+22.1%)
CPU 單核心:158 cb(+14.5%)
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3DMark Fire Strike Extreme
Core i7-8700:6330
Graphics:6663
Physics:18882
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Ryzen 7 1700 預設:6239
Graphics:6597
Physics:16749
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Ryzen 7 1700 @ 3.9GHz:6294
Graphics:6597
Physics:19721(+17.7%)
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3DMark Fire Strike Ultra
Core i7-8700:3297
Graphics:3267
Physics:18821
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Ryzen 7 1700 預設:3308
Graphics:3296
Physics:16698
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Ryzen 7 1700 @ 3.9GHz:3331
Graphics:3301
Physics:20155(+20.7%)
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3DMark Time Spy
Core i7-8700:4700
Graphics:4379
CPU:8056
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Ryzen 7 1700 預設:4631
Graphics:4346
CPU:7377
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Ryzen 7 1700 @ 3.9GHz:4703
Graphics:4358
CPU:8545(+15.8%)
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效能差異比較
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小結
先前測過 Core i7-8700K,這分數感覺也並不是太意外,非K版的 i7-8700 基礎時脈較低一點,但Boost僅差100MHz,所以在預設的情況下單核心效能(可達到Boost時脈)的差異較小,多核心效能差異就較明顯。
至於 Intel Core i7-8700 與 AMD Ryzen 7 1700 相較,同預設的情形下,單核心效率是 i7-8700 比較高,畢竟它時脈也高出許多,i7-8700 Boost 4.6GHz,Ryzen 7 1700 Boost 3.7GHz,多核心效率則是部分 Ryzen 7 1700 勝出,如 R11.5、R15、CPU-Z Multi 項目,不過 Ryzen 7 1700 是不鎖倍頻,實際上超頻至3.9GHz在多核項目就能夠完全輾過 Core i7-8700,甚至有10~27%的差異,而且手上這顆 Ryzen 7 1700 超頻3.9GHz僅1.32V左右,不需要加大壓,超頻之後的效能與預設相比,單核心約增加15%,多核心則可以增加到22%左右。
Intel Core i7-8700 採用 14nm 製程,6核心12執行緒,核心時脈3.2GHz,Boost 可達4.6GHz,L3快取12MB,TDP 65W,鎖倍頻,有內顯 Inte UHD Graphics 630。與K版 Core i7-8700K 雖然型號數字相同,但時脈上略低,K版為3.7~4.7GHz,當然還有不鎖頻的差異。
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配件有說明書、原廠散熱器。
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這散熱器看來也並沒有很大顆,外圈的鰭片比先前 Core i5 似乎有高一點點。
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鰭片造型不太一樣,左為 Core i5-8400 附的散熱器。
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Intel Core i7-8700 本尊
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AMD Ryzen 7 1700 是借來的,沒有盒裝,但應該是正式版本。採用14nm製程,AM4腳位,8核心16執行緒,時脈3.0GHz,Boost 最高可到3.7GHz,L3快取16MB,TDP 65W,不鎖倍頻,不含內顯。
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Core i7-8700 測試平台
CPU: Intel Core i7-8700
CPU Cooler: 原廠散熱器
RAM: GSKILL DDR4 3200 8GBx2
MB: MSI Z370 Tomahawk
VGA: MSI RX 580 Gaming
HDD: OCZ Vertex 3.20 240GB、Seagate 2TB
PSU: IN WIN SI 1050W
OS: Windows 10 64bit
Ryzen 7 1700 測試平台
CPU: AMD Ryzen 7 1700
CPU Cooler: 原廠散熱器
RAM: GSKILL DDR4 3200 8GBx2
MB: GIGABYTE AX370-Gaming K7
VGA: MSI RX 580 Gaming
HDD: OCZ Vertex 3.20 240GB、Seagate 2TB
PSU: IN WIN SI 1050W
OS: Windows 10 64bit
效能測試
因為 Ryzen 7 1700 是支援超頻的,所以除了預設值之外另比較超頻3.9GHz的分數,3.9GHz括弧後面為超頻後成績的提升比。Ryzen 7 1700超頻3.9GHz,BIOS內電壓設定為1.32V。
CPU-Z
Core i7-8700
CPU Single:518.5
CPU Multi:3659.1
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Ryzen 7 1700 預設
CPU Single:407.0
CPU Multi:3973.4
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Ryzen 7 1700 @ 3.9GHz
CPU Single:454.2(+11.6%)
CPU Multi:4855.6(+22.2%)
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SuperPI 1M & CPUmark99
Core i7-8700
SuperPI 1M:8.141s
CPUmark99:810
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Ryzen 7 1700 預設
SuperPI 1M:12.359s
CPUmark99:545
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Ryzen 7 1700 @ 3.9GHz
SuperPI 1M:10.784s(+12.7%)
CPUmark99:596(+9.4%)
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SuperPI 8M
Core i7-8700:1m30.704s
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Ryzen 7 1700 預設:2m10.128s
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Ryzen 7 1700 @ 3.9GHz:1m59.016s(+8.5%)
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Memory Benchmark
這部分記憶體時脈雖相同,但時序有點差異,僅供參考。
Core i7-8700
Read:45023MB/s
Write:49460MB/s
Copy:44640MB/s
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Ryzen 7 1700 預設
Read:48644MB/s
Write:48296MB/s
Copy:44355MB/s
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Ryzen 7 1700 @ 3.9GHz
Read:48809MB/s
Write:48565MB/s
Copy:43736MB/s
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x264 FHD Benchmark
Core i7-8700:46.1
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Ryzen 7 1700 預設:41.7
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Ryzen 7 1700 @ 3.9GHz:50.9(+22.1%)
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7-Zip
Core i7-8700:40566 MIPS
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Ryzen 7 1700 預設:37298 MIPS
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Ryzen 7 1700 @ 3.9GHz:42713 MIPS(+14.5%)
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CINEBENCH R10
Core i7-8700
1 CPU:9476
x CPU:50290
OpenGL:16248
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Ryzen 7 1700 預設
1 CPU:7069
x CPU:45449
OpenGL:10522
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Ryzen 7 1700 @ 3.9GHz
1 CPU:8116(+14.8%)
x CPU:54986(+21%)
OpenGL:12346
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CINEBENCH R11.5
Core i7-8700
OpenGL:143.63 fps
CPU:15.15 pts
CPU 單核心:2.22 pts
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Ryzen 7 1700 預設
OpenGL:91.79 fps
CPU:15.45 pts
CPU 單核心:1.55 pts
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Ryzen 7 1700 @ 3.9GHz
OpenGL:108.42 fps
CPU:19.05 pts(+23.3%)
CPU 單核心:1.78 pts(+14.8%)
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CINEBENCH R15
Core i7-8700
OpenGL:187.54 fps
CPU:1355 cb
CPU 單核心:195 cb
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Ryzen 7 1700 預設
OpenGL:118.68 fps
CPU:1414 cb
CPU 單核心:138 cb
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Ryzen 7 1700 @ 3.9GHz
OpenGL:128.34 fps
CPU:1726 cb(+22.1%)
CPU 單核心:158 cb(+14.5%)
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3DMark Fire Strike Extreme
Core i7-8700:6330
Graphics:6663
Physics:18882
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Ryzen 7 1700 預設:6239
Graphics:6597
Physics:16749
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Ryzen 7 1700 @ 3.9GHz:6294
Graphics:6597
Physics:19721(+17.7%)
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3DMark Fire Strike Ultra
Core i7-8700:3297
Graphics:3267
Physics:18821
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Ryzen 7 1700 預設:3308
Graphics:3296
Physics:16698
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Ryzen 7 1700 @ 3.9GHz:3331
Graphics:3301
Physics:20155(+20.7%)
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3DMark Time Spy
Core i7-8700:4700
Graphics:4379
CPU:8056
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Ryzen 7 1700 預設:4631
Graphics:4346
CPU:7377
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Ryzen 7 1700 @ 3.9GHz:4703
Graphics:4358
CPU:8545(+15.8%)
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效能差異比較
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小結
先前測過 Core i7-8700K,這分數感覺也並不是太意外,非K版的 i7-8700 基礎時脈較低一點,但Boost僅差100MHz,所以在預設的情況下單核心效能(可達到Boost時脈)的差異較小,多核心效能差異就較明顯。
至於 Intel Core i7-8700 與 AMD Ryzen 7 1700 相較,同預設的情形下,單核心效率是 i7-8700 比較高,畢竟它時脈也高出許多,i7-8700 Boost 4.6GHz,Ryzen 7 1700 Boost 3.7GHz,多核心效率則是部分 Ryzen 7 1700 勝出,如 R11.5、R15、CPU-Z Multi 項目,不過 Ryzen 7 1700 是不鎖倍頻,實際上超頻至3.9GHz在多核項目就能夠完全輾過 Core i7-8700,甚至有10~27%的差異,而且手上這顆 Ryzen 7 1700 超頻3.9GHz僅1.32V左右,不需要加大壓,超頻之後的效能與預設相比,單核心約增加15%,多核心則可以增加到22%左右。