AMD Radeon HD 6870 X2 vs NVIDIA GeForce RTX 6080
GPU Specs Compare
Graphics Card
Release Date
Jul 2011
Jan 2027
Generation
Northern Islands
GeForce 60
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 5.0 x16
Clock Speeds
Memory Clock
1050 MHz
1875 MHz
Base Clock
-
2300 MHz
Boost Clock
-
2800 MHz
Memory
Memory Size
1024MB
20GB
Memory Type
GDDR5
GDDR7
Memory Bus
256bit
320bit
Bandwidth
134.4GB/s
1.20TB/s
Render Config
Compute Units
14
-
Shading Units
1120
10752
TMUs
56
336
ROPs
32
112
L1 Cache
8 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
64 MB
SM Count
-
84
Tensor Cores
-
336
RT Cores
-
84
Theoretical Performance
Pixel Rate
28.80 GPixel/s
313.6 GPixel/s
Texture Rate
50.40 GTexel/s
940.8 GTexel/s
FP32 (float)
2.016 TFLOPS
60.21 TFLOPS
FP16 (half)
-
60.21 TFLOPS
FP64 (double)
-
940.8 GFLOPS
Graphics Processor
GPU Name
Barts
GR203
GPU Variant
Barts XT(215-0798000)
GR203-400-A1
Architecture
TeraScale 2
Rubin
Foundry
TSMC
TSMC
Process Size
40 nm
3 nm
Transistors
1.7 billion
Unknown
Die Size
255 mm²
Unknown
Board Design
TDP
300W
350W
Suggested PSU
700 W
750 W
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
1x HDMI 2.1b3x DisplayPort 2.1b
Power Connectors
-
1x 16-pin
Graphics Features
DirectX
11.2 (11_0)
12 Ultimate (12_2)
OpenGL
4.4
4.6
OpenCL
1.2
3.0
Vulkan
N/A
1.4
Shader Model
5.0
6.9
CUDA
-
12.0