AMD Radeon HD 6850 1440SP Edition vs AMD Radeon RX 9070 GRE
GPU Specs Compare
Graphics Card
Release Date
Aug 2012
May 2025
Generation
Northern Islands
Navi IV
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 5.0 x16
Clock Speeds
Memory Clock
1000 MHz
2250 MHz
Base Clock
-
1420 MHz
Boost Clock
-
2790 MHz
Memory
Memory Size
1024MB
12GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
192bit
Bandwidth
128.0GB/s
432.0GB/s
Render Config
Compute Units
18
48
Shading Units
1440
3072
TMUs
72
192
ROPs
32
96
L1 Cache
8 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
8 MB
SM Count
-
46
Tensor Cores
-
96
RT Cores
-
48
L3 Cache
-
48 MB
Theoretical Performance
Pixel Rate
23.20 GPixel/s
267.8 GPixel/s
Texture Rate
52.20 GTexel/s
535.7 GTexel/s
FP32 (float)
2.088 TFLOPS
34.28 TFLOPS
FP64 (double)
417.6 GFLOPS
1071.4 GFLOPS
FP16 (half)
-
68.57 TFLOPS
Graphics Processor
GPU Name
Cypress
Navi 48
GPU Variant
Cypress PRO(215-0735043)
Navi 48 XL
Architecture
TeraScale 2
RDNA 4.0
Foundry
TSMC
TSMC
Process Size
40 nm
4 nm
Transistors
2.154 billion
53.9 billion
Die Size
334 mm²
357 mm²
Board Design
TDP
151W
220W
Suggested PSU
450 W
550 W
Outputs
2x DVI1x HDMI 1.3a1x DisplayPort 1.1
1x HDMI 2.1b3x DisplayPort 2.1a
Power Connectors
2x 6-pin
2x 8-pin
Graphics Features
DirectX
11.2 (11_0)
12 Ultimate (12_2)
OpenGL
4.4
4.6
OpenCL
1.2
2.2
Vulkan
N/A
1.3
Shader Model
5.0
6.8
CUDA
-
12.0