Radeon X850 CrossFire Edition and Radeon RX 6950 XT - video card comparison
Radeon X850 CrossFire Edition
Radeon RX 6950 XT
Architecture
R400 (2004−2008)
Navi / RDNA2 (2020−2022)
GPU code name
R480
Navi
Market segment
Desktop
Desktop
Release date
September 2006
May 2022
Interface
PCIe 1.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 6-pin
2x 8-pin
Boost clock speed
-
2324 MHz
Core clock speed
520 MHz
1925 MHz
Manufacturing process technology
130 nm
7 nm
Number of transistors
160 million
26,800 million
Pipelines / CUDA cores
-
5120
Power consumption (TDP)
-
335 Watt
Texture fill rate
8.320
743.7
Memory type
GDDR3
GDDR6
Maximum RAM amount
256 MB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
1080 MHz
18000 MHz
Memory bandwidth
34.56 GB/s
576.0 GB/s
Shared memory
-
-
Display Connectors
2x DVI
1x HDMI 2.1, 2x DisplayPort 1.4a
HDMI
-
+
DirectX
9.0b (9_2)
12 Ultimate (12_2)
OpenCL
N/A
2.1
OpenGL
2.0
4.6
Shader Model
-
6.5
Vulkan
N/A
1.3