Radeon R9 295X2 vs Radeon HD 2600 XT Mac Edition
We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 295X2 and 256MB VRAM Radeon HD 2600 XT 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 6 years and 2 months late
More VRAM (4GB vs 256GB)
Larger VRAM bandwidth (320.0GB/s vs 25.60GB/s)
2696 additional rendering cores
Radeon HD 2600 XT Mac Edition 's Advantages
Lower TDP (45W vs 500W)
Score
Benchmark
FP32 (float)
Radeon R9 295X2
+3312%
5733
Radeon HD 2600 XT Mac Edition
168
Graphics Card
Apr 2014
Release Date
Feb 2008
Volcanic Islands
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
1250 MHz
Memory Clock
800 MHz
Memory
4GB
Memory Size
256MB
GDDR5
Memory Type
GDDR3
512bit
Memory Bus
128bit
320.0GB/s
Bandwidth
25.60GB/s
Render Config
44
Compute Units
3
2816
Shading Units
120
176
TMUs
8
64
ROPs
4
16 KB (per CU)
L1 Cache
-
1024 KB
L2 Cache
64 KB
Theoretical Performance
65.15 GPixel/s
Pixel Rate
2.800 GPixel/s
179.2 GTexel/s
Texture Rate
5.600 GTexel/s
5.733 TFLOPS
FP32 (float)
168.0 GFLOPS
716.7 GFLOPS
FP64 (double)
-
Board Design
500W
TDP
45W
900 W
Suggested PSU
200 W
1x DVI
4x mini-DisplayPort 1.2
Outputs
2x DVI
2x 8-pin
Power Connectors
None
Graphics Processor
Vesuvius
GPU Name
RV630
Vesuvius XT
(215-0852022)
GPU Variant
-
GCN 2.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
65 nm
6.2 billion
Transistors
0.39 billion
438 mm²
Die Size
153 mm²
Graphics Features
12 (12_0)
DirectX
10.0 (10_0)
4.6
OpenGL
3.3
2.0
OpenCL
N/A
1.2
Vulkan
N/A
6.3
Shader Model
4.0
