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GPU Comparison
AMD Radeon HD 6870 X2 vs AMD Radeon RX 7950 XTX
AMD Radeon HD 6870 X2 vs AMD Radeon RX 7950 XTX
VS
AMD Radeon HD 6870 X2
AMD Radeon RX 7950 XTX
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 X2 and 24GB VRAM Radeon RX 7950 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6870 X2 's Advantages
Lower TDP (300W vs 355W)
AMD Radeon RX 7950 XTX 's Advantages
Boost Clock3300MHz
More VRAM (24GB vs 1GB)
Larger VRAM bandwidth (960.0GB/s vs 134.4GB/s)
5024 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 6870 X2
2.016 TFLOPS
Radeon RX 7950 XTX
+3922%
81.1 TFLOPS
Radeon HD 6870 X2
VS
Radeon RX 7950 XTX
Graphics Card
Jul 2011
Release Date
Unknown
Northern Islands
Generation
Navi III
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
2200 MHz
-
Boost Clock
3300 MHz
1050 MHz
Memory Clock
2500 MHz
Memory
1024MB
Memory Size
24GB
GDDR5
Memory Type
GDDR6
256bit
Memory Bus
384bit
134.4GB/s
Bandwidth
960.0GB/s
Render Config
-
SM Count
-
14
Compute Units
96
1120
Shading Units
6144
56
TMUs
384
32
ROPs
192
-
Tensor Cores
-
-
RT Cores
96
8 KB (per CU)
L1 Cache
256 KB per Array
512 KB
L2 Cache
6 MB
Theoretical Performance
28.80 GPixel/s
Pixel Rate
633.6 GPixel/s
50.40 GTexel/s
Texture Rate
1267 GTexel/s
-
FP16 (half)
162.2 TFLOPS
2.016 TFLOPS
FP32 (float)
81.10 TFLOPS
-
FP64 (double)
2.534 TFLOPS
Graphics Processor
Barts
GPU Name
Navi 31
Barts XT (215-0798000)
GPU Variant
Navi 31 XTX+
TeraScale 2
Architecture
RDNA 3.0
TSMC
Foundry
TSMC
40 nm
Process Size
5 nm
1.7 billion
Transistors
57.7 billion
255 mm²
Die Size
529 mm²
Board Design
300W
TDP
355W
700 W
Suggested PSU
750 W
2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1
Outputs
1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C
-
Power Connectors
2x 8-pin
Graphics Features
11.2 (11_0)
DirectX
12 Ultimate (12_2)
4.4
OpenGL
4.6
1.2
OpenCL
2.2
N/A
Vulkan
1.3
-
CUDA
-
5.0
Shader Model
6.7
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