Radeon HD 6970 and GeForce RTX 3080 - video card comparison
Passmark - benchmark score Radeon HD 6970 vs GeForce RTX 3080
Radeon HD 6970
2921
GeForce RTX 3080
26041
Radeon HD 6970
GeForce RTX 3080
Architecture
Terascale 2 (2009−2015)
Ampere (2020−2022)
GPU code name
Cayman
Ampere GA102
Market segment
Desktop
Desktop
Release date
December 2010
September 2020
Bus support
PCIe 2.0 x16
-
Interface
PCIe 2.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
1x 12-pin
Boost clock speed
880 MHz
1710 MHz
Core clock speed
-
1450 MHz
Floating-point performance
2,703.4 gflops
-
Manufacturing process technology
40 nm
8 nm
Number of transistors
2,640 million
28,300 million
Pipelines / CUDA cores
1536
8704
Power consumption (TDP)
550 Watt
320 Watt
Texture fill rate
84.48
465.1
Memory type
DDR5
GDDR6X
Maximum RAM amount
2 GB
10 GB
Memory bus width
256 Bit
320 Bit
Memory clock speed
1375 MHz
19000 MHz
Memory bandwidth
-
760.3 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
1x HDMI, 3x DisplayPort
Eyefinity
1
-
HDMI
+
+
DisplayPort support
-
-
DirectX
DirectX® 11
12 Ultimate (12_2)
CUDA
-
8.5
Mantle
-
-
OpenCL
1.2
2.0
OpenGL
4.4
4.6
Shader Model
5.0
6.5
Vulkan
-
1.2
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-