AMD Radeon Vega 8 Mobile vs AMD Radeon HD 7970
GPU Specs Compare
Graphics Card
Release Date
Jan 2021
Jan 2012
Generation
Cezanne
Southern Islands
Type
Integrated
Desktop
Bus Interface
IGP
PCIe 3.0 x16
Clock Speeds
Base Clock
300 MHz
-
Boost Clock
2000 MHz
-
Memory Clock
System Shared
1375 MHz
Memory
Memory Size
System Shared
3GB
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
384bit
Bandwidth
System Dependent
264.0GB/s
Render Config
Compute Units
8
32
Shading Units
512
2048
TMUs
32
128
ROPs
8
32
L1 Cache
-
16 KB (per CU)
L2 Cache
-
768 KB
Theoretical Performance
Pixel Rate
16.00 GPixel/s
29.60 GPixel/s
Texture Rate
64.00 GTexel/s
118.4 GTexel/s
FP16 (half)
4.096 TFLOPS
-
FP32 (float)
2.048 TFLOPS
3.789 TFLOPS
FP64 (double)
128.0 GFLOPS
947.2 GFLOPS
Graphics Processor
GPU Name
Cezanne
Tahiti
Architecture
GCN 5.1
GCN 1.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
9.8 billion
4.313 billion
Die Size
156 mm²
352 mm²
GPU Variant
-
Tahiti XT(215-0821060)
Board Design
TDP
45W
250W
Outputs
No outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
None
1x 6-pin + 1x 8-pin
Suggested PSU
-
600 W
Graphics Features
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.1
2.1 (1.2)
Vulkan
1.2
1.2.170
Shader Model
6.4
6.5 (5.1)
📊 Benchmark
3DMark Time Spy
719
2,310
3DMark Time Spy Extreme
351
1,209