AMD Radeon RX Vega 56 Mobile vs NVIDIA GeForce GTX 660 Rev. 2
GPU · Specs Compare
Graphics Card
Release Date
Jun 2018
Sep 2014
Generation
Mobility Radeon
GeForce 600
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1138 MHz
980 MHz
Boost Clock
1301 MHz
1032 MHz
Memory Clock
800 MHz
1502 MHz
Memory
Memory Size
8GB
2GB
Memory Type
HBM2
GDDR5
Memory Bus
2048bit
192bit
Bandwidth
409.6GB/s
144.2GB/s
Render Config
Compute Units
56
—
Shading Units
3584
960
TMUs
224
80
ROPs
64
24
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
4 MB
384 KB
Theoretical Performance
Pixel Rate
83.26 GPixel/s
20.64 GPixel/s
Texture Rate
291.4 GTexel/s
82.56 GTexel/s
FP16 (half)
18.65 TFLOPS
—
FP32 (float)
9.326 TFLOPS
1.981 TFLOPS
FP64 (double)
582.8 GFLOPS
82.56 GFLOPS
Graphics Processor
GPU Name
Vega 10
GK104
GPU Variant
Vega 10 XL(215-0894216)
—
Architecture
GCN 5.0
Kepler
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
28 nm
Transistors
12.5 billion
3.54 billion
Die Size
495 mm²
294 mm²
Board Design
TDP
120W
140W
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
1x 6-pin
Suggested PSU
—
300 W
Graphics Features
DirectX
12 (12_1)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.2
1.1
Shader Model
6.4
5.1
CUDA
—
3.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.