Radeon R9 295X2 vs GeForce GTX 275
We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 295X2 and 896MB VRAM GeForce GTX 275 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 295X2 's Advantages
Released 5 years and 3 months late
More VRAM (4GB vs 896GB)
Larger VRAM bandwidth (320.0GB/s vs 127.0GB/s)
2576 additional rendering cores
GeForce GTX 275 's Advantages
Lower TDP (219W vs 500W)
Score
Benchmark
FP32 (float)
Radeon R9 295X2
+750%
5733
GeForce GTX 275
674
Graphics Card
Apr 2014
Release Date
Jan 2009
Volcanic Islands
Generation
GeForce 200
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1250 MHz
Memory Clock
1134 MHz
Memory
4GB
Memory Size
896MB
GDDR5
Memory Type
GDDR3
512bit
Memory Bus
448bit
320.0GB/s
Bandwidth
127.0GB/s
Render Config
44
Compute Units
-
-
SM Count
30
2816
Shading Units
240
176
TMUs
80
64
ROPs
28
16 KB (per CU)
L1 Cache
-
1024 KB
L2 Cache
224 KB
Theoretical Performance
65.15 GPixel/s
Pixel Rate
17.72 GPixel/s
179.2 GTexel/s
Texture Rate
50.64 GTexel/s
5.733 TFLOPS
FP32 (float)
673.9 GFLOPS
716.7 GFLOPS
FP64 (double)
84.24 GFLOPS
Board Design
500W
TDP
219W
900 W
Suggested PSU
550 W
1x DVI
4x mini-DisplayPort 1.2
Outputs
2x DVI
2x 8-pin
Power Connectors
2x 6-pin
Graphics Processor
Vesuvius
GPU Name
GT200B
Vesuvius XT
(215-0852022)
GPU Variant
G200-105-B3
GCN 2.0
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
6.2 billion
Transistors
1.4 billion
438 mm²
Die Size
470 mm²
Graphics Features
12 (12_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
2.0
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
1.3
6.3
Shader Model
4.0
