GeForce GTX 295 vs Radeon R9 280X
We compared two Desktop platform GPUs: 896MB VRAM GeForce GTX 295 and 3GB VRAM Radeon R9 280X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 280X 's Advantages
Released 4 years and 9 months late
Boost Clock1000MHz
More VRAM (3GB vs 896GB)
Larger VRAM bandwidth (288.0GB/s vs 111.9GB/s)
1808 additional rendering cores
Lower TDP (250W vs 289W)
Score
Benchmark
FP32 (float)
GeForce GTX 295
596
Radeon R9 280X
+587%
4096
Graphics Card
Jan 2009
Release Date
Oct 2013
GeForce 200
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
850 MHz
-
Boost Clock
1000 MHz
999 MHz
Memory Clock
1500 MHz
Memory
896MB
Memory Size
3GB
GDDR3
Memory Type
GDDR5
448bit
Memory Bus
384bit
111.9GB/s
Bandwidth
288.0GB/s
Render Config
-
Compute Units
32
30
SM Count
-
240
Shading Units
2048
80
TMUs
128
28
ROPs
32
-
L1 Cache
16 KB (per CU)
224 KB
L2 Cache
768 KB
Theoretical Performance
16.13 GPixel/s
Pixel Rate
32.00 GPixel/s
46.08 GTexel/s
Texture Rate
128.0 GTexel/s
596.2 GFLOPS
FP32 (float)
4.096 TFLOPS
74.52 GFLOPS
FP64 (double)
1024 GFLOPS
Board Design
289W
TDP
250W
600 W
Suggested PSU
600 W
2x DVI
1x HDMI
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
GT200B
GPU Name
Tahiti
G200-401-B3
GPU Variant
Tahiti XTL
(215-0821065)
Tesla 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
55 nm
Process Size
28 nm
1.4 billion
Transistors
4.313 billion
470 mm²
Die Size
352 mm²
Graphics Features
11.1 (10_0)
DirectX
12 (11_1)
3.3
OpenGL
4.6
1.1
OpenCL
1.2
N/A
Vulkan
1.2
1.3
CUDA
-
4.0
Shader Model
5.1