Home GPU Comparison AMD Radeon RX Vega 56 vs NVIDIA GeForce GTX 660 Rev. 2

AMD Radeon RX Vega 56 vs NVIDIA GeForce GTX 660 Rev. 2

AMD Radeon RX Vega 56
VS
NVIDIA GeForce GTX 660 Rev. 2
AMD Radeon RX Vega 56 NVIDIA GeForce GTX 660 Rev. 2
We compared two Desktop platform GPUs: 8GB VRAM Radeon RX Vega 56 and 2GB VRAM GeForce GTX 660 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX Vega 56 's Advantages
Released 2 years and 11 months late
Boost Clock has increased by 43% (1471MHz vs 1032MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (409.6GB/s vs 144.2GB/s)
2624 additional rendering cores
NVIDIA GeForce GTX 660 Rev. 2 's Advantages
Lower TDP (140W vs 210W)

Score

Benchmark

FP32 (float)
Radeon RX Vega 56 +432%
10.54 TFLOPS
GeForce GTX 660 Rev. 2
1.981 TFLOPS
Radeon RX Vega 56
VS
GeForce GTX 660 Rev. 2

Graphics Card

Aug 2017
Release Date
Sep 2014
Vega
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

1156 MHz
Base Clock
980 MHz
1471 MHz
Boost Clock
1032 MHz
800 MHz
Memory Clock
1502 MHz

Memory

8GB
Memory Size
2GB
HBM2
Memory Type
GDDR5
2048bit
Memory Bus
192bit
409.6GB/s
Bandwidth
144.2GB/s

Render Config

-
SM Count
-
56
Compute Units
-
3584
Shading Units
960
224
TMUs
80
64
ROPs
24
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per SMX)
4 MB
L2 Cache
384 KB

Theoretical Performance

94.14 GPixel/s
Pixel Rate
20.64 GPixel/s
329.5 GTexel/s
Texture Rate
82.56 GTexel/s
21.09 TFLOPS
FP16 (half)
-
10.54 TFLOPS
FP32 (float)
1.981 TFLOPS
659.0 GFLOPS
FP64 (double)
82.56 GFLOPS

Graphics Processor

Vega 10
GPU Name
GK104
Vega 10 XL (215-0894216)
GPU Variant
-
GCN 5.0
Architecture
Kepler
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
28 nm
12.5 billion
Transistors
3.54 billion
495 mm²
Die Size
294 mm²

Board Design

210W
TDP
140W
550 W
Suggested PSU
300 W
1x HDMI 2.0b 3x DisplayPort 1.4a
Outputs
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
2x 8-pin
Power Connectors
1x 6-pin

Graphics Features

12 (12_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
2.1
OpenCL
3.0
1.2
Vulkan
1.1
-
CUDA
3.0
6.4
Shader Model
5.1

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