AMD Radeon Pro Vega 16 vs AMD Radeon HD 7970 GHz Edition
GPU · Specs Compare
Graphics Card
Release Date
Nov 2018
Jun 2012
Generation
Radeon Pro Mac
Southern Islands
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
815 MHz
1000 MHz
Boost Clock
1190 MHz
1050 MHz
Memory Clock
1200 MHz
1500 MHz
Memory
Memory Size
4GB
3GB
Memory Type
HBM2
GDDR5
Memory Bus
1024bit
384bit
Bandwidth
307.2GB/s
288.0GB/s
Render Config
Compute Units
16
32
Shading Units
1024
2048
TMUs
64
128
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
1024 KB
768 KB
Theoretical Performance
Pixel Rate
38.08 GPixel/s
33.60 GPixel/s
Texture Rate
76.16 GTexel/s
134.4 GTexel/s
FP16 (half)
4.874 TFLOPS
—
FP32 (float)
2.437 TFLOPS
4.301 TFLOPS
FP64 (double)
152.3 GFLOPS
1075 GFLOPS
Graphics Processor
GPU Name
Vega 12
Tahiti
GPU Variant
Vega 12 XLA
Tahiti XT2(215-0821065)
Architecture
GCN 5.0
GCN 1.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
28 nm
Transistors
Unknown
4.313 billion
Die Size
Unknown
352 mm²
Board Design
TDP
75W
300W
Outputs
No outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Suggested PSU
—
700 W
Power Connectors
—
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.1
1.2
Vulkan
1.2
1.2
Shader Model
6.3
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.