GeForce GTX 275 and Radeon R9 M270X - video card comparison
Passmark - benchmark score GeForce GTX 275 vs Radeon R9 M270X
GeForce GTX 275
1458
Radeon R9 M270X
1240
GeForce GTX 275
Radeon R9 M270X
Architecture
Tesla 2.0 (2007−2013)
GCN 1.0 (2012−2020)
GPU code name
GT200B
Venus
Market segment
Desktop
Desktop
Release date
January 2009
March 2014
Bus support
PCI-E 2.0
PCIe 3.0 x16
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
2x 6-pin
-
SLI options
+
-
Boost clock speed
-
775 MHz
Compute units
-
10
Core clock speed
633 MHz
725 MHz
CUDA cores
240
-
Floating-point performance
673.9 gflops
1,536 gflops
Manufacturing process technology
55 nm
28 nm
Number of transistors
1,400 million
1,500 million
Pipelines / CUDA cores
240
640
Power consumption (TDP)
219 Watt
-
Maximum GPU temperature
105 °C
-
Texture fill rate
50.6 billion/sec
31.00
Memory type
GDDR3
GDDR5
Maximum RAM amount
896 MB
4 GB
Memory bus width
448 Bit
128 Bit
Memory clock speed
1134 MHz
1125 MHz
Memory bandwidth
127.0 GB/s
72 GB/s
Display Connectors
Two Dual Link DVI
No outputs
Multi monitor support
+
-
Eyefinity
-
1
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
S/PDIF
-
DirectX
11.1 (10_0)
DirectX® 11
CUDA
+
-
Mantle
-
+
OpenCL
1.1
Not Listed
OpenGL
3.0
4.4
Shader Model
4.0
5.1
Vulkan
N/A
-
AppAcceleration
-
-
DualGraphics
-
1
Enduro
-
-
FreeSync
-
1
HD3D
-
+
PowerTune
-
+
Switchable graphics
-
1
TrueAudio
-
-
ZeroCore
-
+