Radeon HD 7790 and Radeon HD 7970M - video card comparison
Passmark - benchmark score Radeon HD 7790 vs Radeon HD 7970M
Radeon HD 7790
3183
Radeon HD 7970M
3635
Radeon HD 7790
Radeon HD 7970M
Architecture
GCN 2.0 (2013−2017)
GCN (2011−2017)
GPU code name
Bonaire
Wimbledon XT
Market segment
Desktop
Laptop
Release date
March 2013
May 2012
Interface
PCIe 3.0 x16
MXM-B (3.0)
Supplementary power connectors
1x 6-pin
None
Core clock speed
1000 MHz
850 MHz
Floating-point performance
1,792 gflops
2,176 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,080 million
2,800 million
Pipelines / CUDA cores
896
1280
Power consumption (TDP)
85 Watt
100 Watt
Texture fill rate
56.00
68.00
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
2 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
6000 MHz
4800 MHz
Memory bandwidth
96 GB/s
153.6 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs
HDMI
+
-
DirectX
12 (12_0)
12 (11_1)
OpenCL
2.0
1.2
OpenGL
4.6
4.6
Shader Model
6.3
5.1
Vulkan
1.2.131
1.2.131