Radeon HD 6970 and Radeon RX 7900 XT - video card comparison
Passmark - benchmark score Radeon HD 6970 vs Radeon RX 7900 XT
Radeon HD 6970
2921
Radeon RX 7900 XT
29721
Radeon HD 6970
Radeon RX 7900 XT
Architecture
Terascale 2 (2009−2015)
RDNA 3
GPU code name
Cayman
Navi 31 XT
Market segment
Desktop
Desktop
Release date
December 2010
November 2022
Bus support
PCIe 2.0 x16
-
Interface
PCIe 2.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
2x 8-pin
Boost clock speed
880 MHz
2000 MHz
Floating-point performance
2,703.4 gflops
-
Manufacturing process technology
40 nm
5 nm
Number of transistors
2,640 million
57,700 million
Pipelines / CUDA cores
1536
5376
Power consumption (TDP)
550 Watt
315 Watt
Texture fill rate
84.48
804.4
Memory type
DDR5
GDDR6
Maximum RAM amount
2 GB
20 GB
Memory bus width
256 Bit
320 Bit
Memory clock speed
1375 MHz
20000 MHz
Memory bandwidth
-
800.0 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
Eyefinity
1
-
HDMI
+
+
DisplayPort support
-
-
DirectX
DirectX® 11
12 Ultimate (12_2)
Mantle
-
-
OpenCL
1.2
2.1
OpenGL
4.4
4.6
Shader Model
5.0
6.7
Vulkan
-
1.3
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-