AMD Radeon HD 6870 vs AMD Radeon Vega 7
GPU Specs Compare
Graphics Card
Release Date
Oct 2010
Apr 2021
Generation
Northern Islands
Cezanne
Type
Desktop
Integrated
Bus Interface
PCIe 2.0 x16
IGP
Clock Speeds
Memory Clock
1050 MHz
System Shared
Base Clock
-
300 MHz
Boost Clock
-
1900 MHz
Memory
Memory Size
1024MB
System Shared
Memory Type
GDDR5
System Shared
Memory Bus
256bit
System Shared
Bandwidth
134.4GB/s
System Dependent
Render Config
Compute Units
14
7
Shading Units
1120
448
TMUs
56
28
ROPs
32
8
L1 Cache
8 KB (per CU)
-
L2 Cache
512 KB
-
Theoretical Performance
Pixel Rate
28.80 GPixel/s
15.20 GPixel/s
Texture Rate
50.40 GTexel/s
53.20 GTexel/s
FP32 (float)
2.016 TFLOPS
1.702 TFLOPS
FP16 (half)
-
3.405 TFLOPS
FP64 (double)
-
106.4 GFLOPS
Graphics Processor
GPU Name
Barts
Cezanne
GPU Variant
Barts XT(215-0798000)
-
Architecture
TeraScale 2
GCN 5.1
Foundry
TSMC
TSMC
Process Size
40 nm
7 nm
Transistors
1.7 billion
9.8 billion
Die Size
255 mm²
156 mm²
Board Design
TDP
151W
45W
Suggested PSU
450 W
-
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
No outputs
Power Connectors
2x 6-pin
None
Graphics Features
DirectX
11.2 (11_0)
12 (12_1)
OpenGL
4.4
4.6
OpenCL
1.2
2.1
Vulkan
N/A
1.2
Shader Model
5.0
6.4