Radeon R9 295X2 vs GeForce GTX 780 Rev. 2
We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 295X2 and 3GB VRAM GeForce GTX 780 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 295X2 's Advantages
Released 7 months late
More VRAM (4GB vs 3GB)
Larger VRAM bandwidth (320.0GB/s vs 288.4GB/s)
512 additional rendering cores
GeForce GTX 780 Rev. 2 's Advantages
Boost Clock902MHz
Lower TDP (250W vs 500W)
Score
Benchmark
FP32 (float)
Radeon R9 295X2
+37%
5733
GeForce GTX 780 Rev. 2
4156
Graphics Card
Apr 2014
Release Date
Sep 2013
Volcanic Islands
Generation
GeForce 700
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
863 MHz
-
Boost Clock
902 MHz
1250 MHz
Memory Clock
1502 MHz
Memory
4GB
Memory Size
3GB
GDDR5
Memory Type
GDDR5
512bit
Memory Bus
384bit
320.0GB/s
Bandwidth
288.4GB/s
Render Config
44
Compute Units
-
2816
Shading Units
2304
176
TMUs
192
64
ROPs
48
16 KB (per CU)
L1 Cache
16 KB (per SMX)
1024 KB
L2 Cache
1536 KB
Theoretical Performance
65.15 GPixel/s
Pixel Rate
43.30 GPixel/s
179.2 GTexel/s
Texture Rate
173.2 GTexel/s
5.733 TFLOPS
FP32 (float)
4.156 TFLOPS
716.7 GFLOPS
FP64 (double)
173.2 GFLOPS
Board Design
500W
TDP
250W
900 W
Suggested PSU
600 W
1x DVI
4x mini-DisplayPort 1.2
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
2x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
Vesuvius
GPU Name
GK110B
Vesuvius XT
(215-0852022)
GPU Variant
GK110-300-B1
GCN 2.0
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
6.2 billion
Transistors
7.08 billion
438 mm²
Die Size
561 mm²
Graphics Features
12 (12_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
2.0
OpenCL
3.0
1.2
Vulkan
1.1
-
CUDA
3.5
6.3
Shader Model
5.1