Radeon HD 6950 vs Radeon RX 9070
We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6950 and 16GB VRAM Radeon RX 9070 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon HD 6950 Advantages
Lower TDP (200W vs 220W)
Radeon RX 9070 Advantages
Released 14 years and 3 months late
Boost Clock2520MHz
More VRAM (16GB vs 2GB)
Larger VRAM bandwidth (644.6GB/s vs 160.0GB/s)
2176 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 6950
2253
Radeon RX 9070
+1503%
36130
Graphics Card
Dec 2010
Release Date
Mar 2025
Northern Islands
Generation
Navi IV
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 5.0 x16
Clock Speeds
-
Base Clock
1330 MHz
-
Boost Clock
2520 MHz
1250 MHz
Memory Clock
2518 MHz
Memory
2GB
Memory Size
16GB
GDDR5
Memory Type
GDDR6
256bit
Memory Bus
256bit
160.0GB/s
Bandwidth
644.6GB/s
Render Config
22
Compute Units
56
1408
Shading Units
3584
88
TMUs
224
32
ROPs
128
-
Tensor Cores
112
-
RT Cores
56
8 KB (per CU)
L1 Cache
128 KB per Array
512 KB
L2 Cache
8 MB
-
L3 Cache
64 MB
Theoretical Performance
25.60 GPixel/s
Pixel Rate
322.6 GPixel/s
70.40 GTexel/s
Texture Rate
564.5 GTexel/s
-
FP16 (half)
72.25 TFLOPS
2.253 TFLOPS
FP32 (float)
36.13 TFLOPS
563.2 GFLOPS
FP64 (double)
1129 GFLOPS
Board Design
200W
TDP
220W
550 W
Suggested PSU
550 W
2x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
1x HDMI 1.4a
2x mini-DisplayPort 1.2
Outputs
1x HDMI 2.1b
3x DisplayPort 2.1a
3x DisplayPort 2.1a
2x 6-pin
Power Connectors
2x 8-pin
Graphics Processor
Cayman
GPU Name
Navi 48
Cayman PRO
(215-0807019)
(215-0807019)
GPU Variant
Navi 48 XT
(215-176600331)
(215-176600331)
TeraScale 3
Architecture
RDNA 4.0
TSMC
Foundry
TSMC
40 nm
Process Size
4 nm
2.64 billion
Transistors
53.9 billion
389 mm²
Die Size
357 mm²
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
5.0
Shader Model
6.8
