AMD Radeon HD 6850 X2 vs AMD Radeon RX 9070 GRE 16 GB
GPU Specs Compare
Graphics Card
Release Date
Sep 2011
Jan 2025
Generation
Northern Islands
Navi IV
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 5.0 x16
Clock Speeds
Memory Clock
1050 MHz
2250 MHz
Base Clock
-
1420 MHz
Boost Clock
-
2790 MHz
Memory
Memory Size
2GB
16GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
134.4GB/s
576.0GB/s
Render Config
Compute Units
12
48
Shading Units
960
3072
TMUs
48
192
ROPs
32
96
L1 Cache
8 KB (per CU)
-
L2 Cache
512 KB
8 MB
RT Cores
-
48
L3 Cache
-
48 MB
Theoretical Performance
Pixel Rate
25.60 GPixel/s
267.8 GPixel/s
Texture Rate
38.40 GTexel/s
535.7 GTexel/s
FP32 (float)
1.536 TFLOPS
34.28 TFLOPS
FP16 (half)
-
68.57 TFLOPS
FP64 (double)
-
1071.4 GFLOPS
Graphics Processor
GPU Name
Barts
Navi 48
GPU Variant
Barts PRO(215-0798006)
Navi 48 XL
Architecture
TeraScale 2
RDNA 4.0
Foundry
TSMC
TSMC
Process Size
40 nm
4 nm
Transistors
1.7 billion
53.9 billion
Die Size
255 mm²
357 mm²
Board Design
TDP
254W
220W
Suggested PSU
600 W
550 W
Outputs
2x DVI1x HDMI 1.3a1x DisplayPort 1.1
1x HDMI 2.1b3x DisplayPort 2.1a
Power Connectors
2x 8-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