Radeon R9 270 and GeForce 7950 GX2 - video card comparison
Passmark - benchmark score Radeon R9 270 vs GeForce 7950 GX2
Radeon R9 270
4435
GeForce 7950 GX2
207
Radeon R9 270
GeForce 7950 GX2
Architecture
GCN 1.0 (2012−2020)
Curie (2003−2013)
GPU code name
Curacao
G71
Market segment
Desktop
Desktop
Release date
November 2013
June 2006
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
PCIe 1.0 x16
Supplementary power connectors
1 x 6-pin
1x 6-pin
Boost clock speed
925 MHz
-
Core clock speed
-
500 MHz
Floating-point performance
2,368 gflops
-
Manufacturing process technology
28 nm
90 nm
Number of transistors
2,800 million
278 million
Pipelines / CUDA cores
1280
-
Power consumption (TDP)
150 Watt
110 Watt
Texture fill rate
74.00
12.00
Memory type
GDDR5
GDDR3
Maximum RAM amount
2 GB
512 MB
Memory bus width
256 Bit
256 Bit
Memory clock speed
-
1200 MHz
Memory bandwidth
179.2 GB/s
38.4 GB/s
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
2x DVI, 1x S-Video
Eyefinity
1
-
HDMI
+
-
DisplayPort support
+
-
DirectX
DirectX® 12
9.0c (9_3)
Mantle
-
-
OpenCL
1.2
N/A
OpenGL
4.6
2.1
Shader Model
5.1
3.0
Vulkan
+
N/A
AppAcceleration
-
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
LiquidVR
1
-
PowerTune
-
-
TressFX
1
-
TrueAudio
+
-
UVD
+
-
ZeroCore
-
-