Radeon R9 295X2 vs GeForce GTX 680 Mac Edition
We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 295X2 and 2GB VRAM GeForce GTX 680 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 295X2 's Advantages
Released 1 years late
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (320.0GB/s vs 192.3GB/s)
1280 additional rendering cores
GeForce GTX 680 Mac Edition 's Advantages
Boost Clock1058MHz
Lower TDP (195W vs 500W)
Score
Benchmark
FP32 (float)
Radeon R9 295X2
+76%
5733
GeForce GTX 680 Mac Edition
3250
Graphics Card
Apr 2014
Release Date
Apr 2013
Volcanic Islands
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
1006 MHz
-
Boost Clock
1058 MHz
1250 MHz
Memory Clock
1502 MHz
Memory
4GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
512bit
Memory Bus
256bit
320.0GB/s
Bandwidth
192.3GB/s
Render Config
44
Compute Units
-
2816
Shading Units
1536
176
TMUs
128
64
ROPs
32
16 KB (per CU)
L1 Cache
16 KB (per SMX)
1024 KB
L2 Cache
512 KB
Theoretical Performance
65.15 GPixel/s
Pixel Rate
33.86 GPixel/s
179.2 GTexel/s
Texture Rate
135.4 GTexel/s
5.733 TFLOPS
FP32 (float)
3.250 TFLOPS
716.7 GFLOPS
FP64 (double)
135.4 GFLOPS
Board Design
500W
TDP
195W
900 W
Suggested PSU
450 W
1x DVI
4x mini-DisplayPort 1.2
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
2x 8-pin
Power Connectors
2x 6-pin
Graphics Processor
Vesuvius
GPU Name
GK104
Vesuvius XT
(215-0852022)
GPU Variant
GK104-400-A2
GCN 2.0
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
6.2 billion
Transistors
3.54 billion
438 mm²
Die Size
294 mm²
Graphics Features
12 (12_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
2.0
OpenCL
3.0
1.2
Vulkan
1.1
-
CUDA
3.0
6.3
Shader Model
5.1