AMD Radeon RX 9070 XT vs AMD Radeon HD 6850 X2
GPU Specs Compare
Graphics Card
Release Date
Mar 2025
Sep 2011
Generation
Navi IV
Northern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
1660 MHz
-
Boost Clock
2970 MHz
-
Memory Clock
2518 MHz
1050 MHz
Memory
Memory Size
16GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
644.6GB/s
134.4GB/s
Render Config
Compute Units
64
12
Shading Units
4096
960
TMUs
256
48
ROPs
128
32
Tensor Cores
128
-
RT Cores
64
-
L1 Cache
128
8 KB (per CU)
L2 Cache
8 MB
512 KB
L3 Cache
64 MB
-
Theoretical Performance
Pixel Rate
380.2 GPixel/s
25.60 GPixel/s
Texture Rate
760.3 GTexel/s
38.40 GTexel/s
FP16 (half)
97.32 TFLOPS
-
FP32 (float)
48.66 TFLOPS
1.536 TFLOPS
FP64 (double)
1.521 TFLOPS
-
Graphics Processor
GPU Name
Navi 48
Barts
GPU Variant
Navi 48 XTX
Barts PRO(215-0798006)
Architecture
RDNA 4.0
TeraScale 2
Foundry
TSMC
TSMC
Process Size
4 nm
40 nm
Transistors
53.9 billion
1.7 billion
Die Size
357 mm²
255 mm²
Board Design
TDP
304W
254W
Suggested PSU
700 W
600 W
Outputs
1x HDMI 2.1b3x DisplayPort 2.1a
2x DVI1x HDMI 1.3a1x DisplayPort 1.1
Power Connectors
2x 8-pin
2x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
2.2
1.2
Vulkan
1.4
N/A
Shader Model
6.8
5.0
📊 Benchmark
3DMark Time Spy
30,445
-
3DMark Time Spy Extreme
14,633
-
3DMark Speed Way
6,403
-