NVIDIA GeForce RTX 5090 SE vs AMD Radeon HD 6850 X2
GPU Specs Compare
Graphics Card
Release Date
Jan 2026
Sep 2011
Generation
GeForce 50
Northern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
1740 MHz
-
Boost Clock
2377 MHz
-
Memory Clock
1750 MHz
1050 MHz
Memory
Memory Size
24GB
2GB
Memory Type
GDDR7
GDDR5
Memory Bus
384bit
256bit
Bandwidth
1.34TB/s
134.4GB/s
Render Config
SM Count
110
-
Shading Units
14080
960
TMUs
440
48
ROPs
160
32
Tensor Cores
440
-
RT Cores
110
-
L1 Cache
128 KB (per SM)
8 KB (per CU)
L2 Cache
96 MB
512 KB
Compute Units
-
12
Theoretical Performance
Pixel Rate
380.3 GPixel/s
25.60 GPixel/s
Texture Rate
1045.9 GTexel/s
38.40 GTexel/s
FP16 (half)
66.94 TFLOPS
-
FP32 (float)
66.94 TFLOPS
1.536 TFLOPS
FP64 (double)
1045.9 GFLOPS
-
Graphics Processor
GPU Name
GB202
Barts
Architecture
Blackwell 2.0
TeraScale 2
Foundry
TSMC
TSMC
Process Size
5 nm
40 nm
Transistors
92.2 billion
1.7 billion
Die Size
750 mm²
255 mm²
GPU Variant
-
Barts PRO(215-0798006)
Board Design
TDP
500W
254W
Suggested PSU
900 W
600 W
Outputs
1x HDMI 2.1b3x DisplayPort 2.1b
2x DVI1x HDMI 1.3a1x DisplayPort 1.1
Power Connectors
1x 16-pin
2x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
3.0
1.2
Vulkan
1.4
N/A
CUDA
12.0
-
Shader Model
6.9
5.0