GeForce GTX 660 OEM vs Radeon RX Vega 64

VS

Aggregate performance score

We've compared Radeon RX Vega 64 and GeForce GTX 660 OEM, covering specs and all relevant benchmarks.

RX Vega 64
2017
8 GB HBM2, 295 Watt
37.06
+1003%

RX Vega 64 outperforms GTX 660 OEM by a whopping 1003% based on our aggregate benchmark results.

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking125731
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation23.13no data
Power efficiency8.701.79
ArchitectureGCN 5.0 (2017−2020)Kepler (2012−2018)
GPU code nameVega 10GK104
Market segmentDesktopDesktop
Release date7 August 2017 (7 years ago)22 August 2012 (12 years ago)
Launch price (MSRP)$499 no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores40961152
Core clock speed1247 MHz823 MHz
Boost clock speed1546 MHz888 MHz
Number of transistors12,500 million3,540 million
Manufacturing process technology14 nm28 nm
Power consumption (TDP)295 Watt130 Watt
Texture fill rate395.885.25
Floating-point processing power12.66 TFLOPS2.046 TFLOPS
ROPs6432
TMUs25696

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

InterfacePCIe 3.0 x16PCIe 3.0 x16
Length279 mm241 mm
Width2-slot2-slot
Supplementary power connectors2x 8-pin1x 6-pin

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeHBM2GDDR5
Maximum RAM amount8 GB2 GB
Memory bus width2048 Bit256 Bit
Memory clock speed945 MHz1400 MHz
Memory bandwidth483.8 GB/s179.2 GB/s
Shared memory--

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors1x HDMI, 3x DisplayPort2x DVI, 1x HDMI, 1x DisplayPort
HDMI++

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 (12_1)12 (11_0)
Shader Model6.45.1
OpenGL4.64.6
OpenCL2.01.2
Vulkan1.1.1251.1.126
CUDA-3.0

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

Full HD115
+1050%
10−12
−1050%
1440p76
+1167%
6−7
−1167%
4K52
+1200%
4−5
−1200%

Cost per frame, $

1080p4.34no data
1440p6.57no data
4K9.60no data

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 65−70
+1200%
5−6
−1200%

Full HD
Medium Preset

Assassin's Creed Odyssey 81
+1057%
7−8
−1057%
Assassin's Creed Valhalla 83
+1086%
7−8
−1086%
Battlefield 5 186
+1063%
16−18
−1063%
Call of Duty: Modern Warfare 68
+1033%
6−7
−1033%
Cyberpunk 2077 65−70
+1200%
5−6
−1200%
Far Cry 5 112
+1020%
10−11
−1020%
Far Cry New Dawn 108
+1100%
9−10
−1100%
Forza Horizon 4 321
+1089%
27−30
−1089%
Hitman 3 84
+1100%
7−8
−1100%
Horizon Zero Dawn 315
+1067%
27−30
−1067%
Metro Exodus 144
+1100%
12−14
−1100%
Red Dead Redemption 2 116
+1060%
10−11
−1060%
Shadow of the Tomb Raider 178
+1013%
16−18
−1013%
Watch Dogs: Legion 261
+1143%
21−24
−1143%

Full HD
High Preset

Assassin's Creed Odyssey 158
+1029%
14−16
−1029%
Assassin's Creed Valhalla 69
+1050%
6−7
−1050%
Battlefield 5 170
+1114%
14−16
−1114%
Call of Duty: Modern Warfare 65
+1200%
5−6
−1200%
Cyberpunk 2077 65−70
+1200%
5−6
−1200%
Far Cry 5 86
+1129%
7−8
−1129%
Far Cry New Dawn 93
+1063%
8−9
−1063%
Forza Horizon 4 294
+1125%
24−27
−1125%
Hitman 3 81
+1057%
7−8
−1057%
Horizon Zero Dawn 293
+1121%
24−27
−1121%
Metro Exodus 132
+1220%
10−11
−1220%
Red Dead Redemption 2 96
+1100%
8−9
−1100%
Shadow of the Tomb Raider 164
+1071%
14−16
−1071%
The Witcher 3: Wild Hunt 75−80
+1183%
6−7
−1183%
Watch Dogs: Legion 247
+1076%
21−24
−1076%

Full HD
Ultra Preset

Assassin's Creed Odyssey 51
+1175%
4−5
−1175%
Assassin's Creed Valhalla 60
+1100%
5−6
−1100%
Call of Duty: Modern Warfare 54
+1250%
4−5
−1250%
Cyberpunk 2077 65−70
+1200%
5−6
−1200%
Far Cry 5 67
+1017%
6−7
−1017%
Forza Horizon 4 128
+1180%
10−11
−1180%
Hitman 3 73
+1117%
6−7
−1117%
Horizon Zero Dawn 100
+1011%
9−10
−1011%
Shadow of the Tomb Raider 143
+1092%
12−14
−1092%
The Witcher 3: Wild Hunt 77
+1183%
6−7
−1183%
Watch Dogs: Legion 54
+1250%
4−5
−1250%

Full HD
Epic Preset

Red Dead Redemption 2 89
+1013%
8−9
−1013%

1440p
High Preset

Battlefield 5 70−75
+1083%
6−7
−1083%
Far Cry New Dawn 55−60
+1040%
5−6
−1040%

1440p
Ultra Preset

Assassin's Creed Odyssey 40−45
+1233%
3−4
−1233%
Assassin's Creed Valhalla 47
+1075%
4−5
−1075%
Call of Duty: Modern Warfare 45
+1025%
4−5
−1025%
Cyberpunk 2077 27−30
+1350%
2−3
−1350%
Far Cry 5 40−45
+1333%
3−4
−1333%
Forza Horizon 4 210−220
+1072%
18−20
−1072%
Hitman 3 50
+1150%
4−5
−1150%
Horizon Zero Dawn 80
+1043%
7−8
−1043%
Metro Exodus 79
+1029%
7−8
−1029%
Shadow of the Tomb Raider 100
+1011%
9−10
−1011%
The Witcher 3: Wild Hunt 50−55
+1225%
4−5
−1225%
Watch Dogs: Legion 243
+1057%
21−24
−1057%

1440p
Epic Preset

Red Dead Redemption 2 62
+1140%
5−6
−1140%

4K
High Preset

Battlefield 5 59
+1080%
5−6
−1080%
Far Cry New Dawn 36
+1100%
3−4
−1100%
Hitman 3 38
+1167%
3−4
−1167%
Horizon Zero Dawn 102
+1033%
9−10
−1033%
Metro Exodus 52
+1200%
4−5
−1200%
The Witcher 3: Wild Hunt 48
+1100%
4−5
−1100%

4K
Ultra Preset

Assassin's Creed Odyssey 29
+1350%
2−3
−1350%
Assassin's Creed Valhalla 28
+1300%
2−3
−1300%
Call of Duty: Modern Warfare 25
+1150%
2−3
−1150%
Cyberpunk 2077 12−14
+1100%
1−2
−1100%
Far Cry 5 27
+1250%
2−3
−1250%
Forza Horizon 4 66
+1220%
5−6
−1220%
Shadow of the Tomb Raider 59
+1080%
5−6
−1080%
Watch Dogs: Legion 21
+2000%
1−2
−2000%

4K
Epic Preset

Red Dead Redemption 2 31
+1450%
2−3
−1450%

This is how RX Vega 64 and GTX 660 OEM compete in popular games:

  • RX Vega 64 is 1050% faster in 1080p
  • RX Vega 64 is 1167% faster in 1440p
  • RX Vega 64 is 1200% faster in 4K

Pros & cons summary


Performance score 37.06 3.36
Recency 7 August 2017 22 August 2012
Maximum RAM amount 8 GB 2 GB
Chip lithography 14 nm 28 nm
Power consumption (TDP) 295 Watt 130 Watt

RX Vega 64 has a 1003% higher aggregate performance score, an age advantage of 4 years, a 300% higher maximum VRAM amount, and a 100% more advanced lithography process.

GTX 660 OEM, on the other hand, has 126.9% lower power consumption.

The Radeon RX Vega 64 is our recommended choice as it beats the GeForce GTX 660 OEM in performance tests.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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AMD Radeon RX Vega 64
Radeon RX Vega 64
NVIDIA GeForce GTX 660 OEM
GeForce GTX 660 OEM

Comparisons with similar GPUs

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Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


4.3 685 votes

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Questions & comments

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