AMD Radeon HD 6870 X2 vs Intel H3C XG310
GPU Specs Compare
Graphics Card
Release Date
Jul 2011
Nov 2020
Generation
Northern Islands
H3C Graphics
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1050 MHz
2133 MHz
Base Clock
-
900 MHz
Boost Clock
-
1550 MHz
Memory
Memory Size
1024MB
8GB
Memory Type
GDDR5
LPDDR4X
Memory Bus
256bit
128bit
Bandwidth
134.4GB/s
68.26GB/s
Render Config
Compute Units
14
-
Shading Units
1120
768
TMUs
56
48
ROPs
32
24
L1 Cache
8 KB (per CU)
-
L2 Cache
512 KB
1024 KB
L3 Cache
-
16 MB
Theoretical Performance
Pixel Rate
28.80 GPixel/s
37.20 GPixel/s
Texture Rate
50.40 GTexel/s
74.40 GTexel/s
FP32 (float)
2.016 TFLOPS
2.381 TFLOPS
FP16 (half)
-
4.762 TFLOPS
FP64 (double)
-
595.2 GFLOPS
Graphics Processor
GPU Name
Barts
DG1
GPU Variant
Barts XT(215-0798000)
-
Architecture
TeraScale 2
Generation 12.1
Foundry
TSMC
Intel
Process Size
40 nm
10 nm
Transistors
1.7 billion
Unknown
Die Size
255 mm²
95 mm²
Board Design
TDP
300W
300W
Suggested PSU
700 W
700 W
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
No outputs
Power Connectors
-
1x 8-pin
Graphics Features
DirectX
11.2 (11_0)
12 (12_1)
OpenGL
4.4
4.6
OpenCL
1.2
3.0
Vulkan
N/A
1.3
Shader Model
5.0
6.4