Radeon R9 295X2 vs Radeon HD 7670 OEM
We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 295X2 and 512MB VRAM Radeon HD 7670 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 295X2 's Advantages
Released 2 years and 3 months late
More VRAM (4GB vs 512GB)
Larger VRAM bandwidth (320.0GB/s vs 64.00GB/s)
2336 additional rendering cores
Radeon HD 7670 OEM 's Advantages
Lower TDP (66W vs 500W)
Score
Benchmark
FP32 (float)
Radeon R9 295X2
+646%
5733
Radeon HD 7670 OEM
768
Graphics Card
Apr 2014
Release Date
Jan 2012
Volcanic Islands
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1250 MHz
Memory Clock
1000 MHz
Memory
4GB
Memory Size
512MB
GDDR5
Memory Type
GDDR5
512bit
Memory Bus
128bit
320.0GB/s
Bandwidth
64.00GB/s
Render Config
44
Compute Units
6
2816
Shading Units
480
176
TMUs
24
64
ROPs
8
16 KB (per CU)
L1 Cache
8 KB (per CU)
1024 KB
L2 Cache
256 KB
Theoretical Performance
65.15 GPixel/s
Pixel Rate
6.400 GPixel/s
179.2 GTexel/s
Texture Rate
19.20 GTexel/s
5.733 TFLOPS
FP32 (float)
768.0 GFLOPS
716.7 GFLOPS
FP64 (double)
-
Board Design
500W
TDP
66W
900 W
Suggested PSU
250 W
1x DVI
4x mini-DisplayPort 1.2
Outputs
1x DVI
1x DisplayPort 1.1
1x VGA
2x 8-pin
Power Connectors
None
Graphics Processor
Vesuvius
GPU Name
Turks
Vesuvius XT
(215-0852022)
GPU Variant
Turks XT
(215-0803000)
GCN 2.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
6.2 billion
Transistors
0.716 billion
438 mm²
Die Size
118 mm²
Graphics Features
12 (12_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
2.0
OpenCL
1.2
1.2
Vulkan
N/A
6.3
Shader Model
5.0
