Radeon HD 7970 and GeForce GT 220 - video card comparison
Passmark - benchmark score Radeon HD 7970 vs GeForce GT 220
Radeon HD 7970
5405
GeForce GT 220
224
Radeon HD 7970
GeForce GT 220
Architecture
GCN (2011−2017)
GT2xx (2009−2012)
GPU code name
Tahiti XT
GT216
Market segment
Desktop
Desktop
Release date
December 2011
October 2009
Bus support
PCIe 2.1 x16
PCI-E 2.0
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
-
Boost clock speed
925 MHz
-
Core clock speed
-
625 MHz
CUDA cores
-
48
Floating-point performance
3,789 gflops
144 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
4,313 million
486 million
Pipelines / CUDA cores
2048
48
Power consumption (TDP)
300 Watt
58 Watt
Maximum GPU temperature
-
105 °C
Texture fill rate
118.4
9.840
Memory type
GDDR5
GDDR3
Maximum RAM amount
6 GB
1 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
1375 MHz
790 MHz
Memory bandwidth
264 GB/s
25.3 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
VGADVIHDMI
Multi monitor support
-
+
Eyefinity
+
-
HDMI
+
+
Maximum VGA resolution
-
2048x1536
DisplayPort support
-
-
Audio input for HDMI
-
S/PDIF + HDA
DirectX
DirectX® 11
11.1 (10_1)
CUDA
-
+
Mantle
-
-
OpenCL
1.2
1.1
OpenGL
4.6
3.1
Shader Model
5.1
4.1
Vulkan
-
N/A
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-