Radeon HD 7970 GHz Edition and GeForce RTX 2070 Max-Q Refresh - video card comparison
Radeon HD 7970 GHz Edition
GeForce RTX 2070 Max-Q Refresh
Architecture
GCN 1.0 (2012−2020)
Turing (2018−2021)
GPU code name
Tahiti
TU106B
Market segment
Desktop
Desktop
Release date
June 2012
June 2020
Bus support
PCIe 2.1 x16
-
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
None
Boost clock speed
1050 MHz
1125 MHz
Floating-point performance
4,301 gflops
-
Manufacturing process technology
28 nm
12 nm
Number of transistors
4,313 million
10,800 million
Pipelines / CUDA cores
2048
2304
Power consumption (TDP)
250 Watt
115 Watt
Texture fill rate
134.4
162.0
Memory type
GDDR5
GDDR6
Maximum RAM amount
3 GB
8 GB
Memory bus width
384 Bit
256 Bit
Memory clock speed
1500 MHz
11 GB/s
Memory bandwidth
288 GB/s
352.0 GB/s
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs
Eyefinity
1
-
HDMI
+
-
DisplayPort support
-
-
DirectX
DirectX® 11
12 Ultimate (12_2)
CUDA
-
7.5
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
6.5
Vulkan
-
1.2
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-