AMD Radeon Vega 7 vs AMD Radeon HD 7870 GHz Edition
GPU · Specs Compare
Graphics Card
Release Date
Apr 2021
Mar 2012
Generation
Cezanne
Southern Islands
Type
Integrated
Desktop
Bus Interface
IGP
PCIe 3.0 x16
Clock Speeds
Base Clock
300 MHz
—
Boost Clock
1900 MHz
—
Memory Clock
System Shared
1200 MHz
Memory
Memory Size
System Shared
2GB
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
256bit
Bandwidth
System Dependent
153.6GB/s
Render Config
Compute Units
7
20
Shading Units
448
1280
TMUs
28
80
ROPs
8
32
L1 Cache
—
16 KB (per CU)
L2 Cache
—
512 KB
Theoretical Performance
Pixel Rate
15.20 GPixel/s
32.00 GPixel/s
Texture Rate
53.20 GTexel/s
80.00 GTexel/s
FP16 (half)
3.405 TFLOPS
—
FP32 (float)
1.702 TFLOPS
2.560 TFLOPS
FP64 (double)
106.4 GFLOPS
160.0 GFLOPS
Graphics Processor
GPU Name
Cezanne
Pitcairn
Architecture
GCN 5.1
GCN 1.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
9.8 billion
2.8 billion
Die Size
156 mm²
212 mm²
GPU Variant
—
Pitcairn XT(215-0828047)
Board Design
TDP
45W
175W
Outputs
No outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
None
2x 6-pin
Suggested PSU
—
450 W
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
6.4
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.