AMD Radeon RX Vega M GH vs AMD Radeon HD 7970 X2
GPU Specs Compare
Graphics Card
Release Date
Feb 2018
Aug 2012
Generation
Vega
Southern Islands
Type
Mobile
Desktop
Bus Interface
IGP
PCIe 3.0 x16
Clock Speeds
Base Clock
1063 MHz
-
Boost Clock
1190 MHz
-
Memory Clock
800 MHz
1375 MHz
Memory
Memory Size
4GB
3GB
Memory Type
HBM2
GDDR5
Memory Bus
1024bit
384bit
Bandwidth
204.8GB/s
264.0GB/s
Render Config
Compute Units
24
32
Shading Units
1536
2048
TMUs
96
128
ROPs
64
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
1024 KB
768 KB
Theoretical Performance
Pixel Rate
76.16 GPixel/s
29.60 GPixel/s
Texture Rate
114.2 GTexel/s
118.4 GTexel/s
FP16 (half)
3.656 TFLOPS
-
FP32 (float)
3.656 TFLOPS
3.789 TFLOPS
FP64 (double)
228.5 GFLOPS
947.2 GFLOPS
Graphics Processor
GPU Name
Polaris 22
New Zealand
GPU Variant
VegaM XT(C7398773)
-
Architecture
GCN 4.0
GCN 1.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
28 nm
Transistors
5 billion
4.313 billion
Die Size
208 mm²
352 mm²
Board Design
TDP
100W
500W
Outputs
No outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Suggested PSU
-
900 W
Power Connectors
-
3x 8-pin
Graphics Features
DirectX
12 (12_0)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.1
1.2
Vulkan
1.2
1.2
Shader Model
6.4
5.1