Home GPU Comparison AMD Radeon R9 270 1024SP vs ATI Radeon HD 2600 PRO

AMD Radeon R9 270 1024SP vs ATI Radeon HD 2600 PRO

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 256MB VRAM ATI Radeon HD 2600 PRO to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 270 1024SP 's Advantages
Released 7 years and 9 months late
Boost Clock925MHz
More VRAM (2GB vs 256GB)
Larger VRAM bandwidth (153.6GB/s vs 16.00GB/s)
904 additional rendering cores
ATI Radeon HD 2600 PRO 's Advantages
Lower TDP (35W vs 150W)

Score

Benchmark

FP32 (float)
Radeon R9 270 1024SP +1215%
1.894 TFLOPS
ATI Radeon HD 2600 PRO
0.144 TFLOPS
VS

Graphics Card

Mar 2015
Release Date
Jun 2007
Volcanic Islands
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 1.0 x16

Clock Speeds

900 MHz
Base Clock
-
925 MHz
Boost Clock
-
1200 MHz
Memory Clock
500 MHz

Memory

2GB
Memory Size
256MB
GDDR5
Memory Type
DDR2
256bit
Memory Bus
128bit
153.6GB/s
Bandwidth
16.00GB/s

Render Config

16
Compute Units
3
-
-
-
1024
Shading Units
120
64
TMUs
8
32
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
64 KB
-
-
-

Theoretical Performance

29.60 GPixel/s
Pixel Rate
2.400 GPixel/s
59.20 GTexel/s
Texture Rate
4.800 GTexel/s
-
-
-
1.894 TFLOPS
FP32 (float)
144.0 GFLOPS
118.4 GFLOPS
FP64 (double)
-

Board Design

150W
TDP
35W
450 W
Suggested PSU
200 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
2x DVI 1x S-Video
1x 6-pin
Power Connectors
None

Graphics Processor

Pitcairn
GPU Name
RV630
Pitcairn PRO (215-0828062)
GPU Variant
RV630 PRO (215CDBBKA15FG)
GCN 1.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
65 nm
2.8 billion
Transistors
0.39 billion
212 mm²
Die Size
153 mm²

Graphics Features

12 (11_1)
DirectX
10.0 (10_0)
4.6
OpenGL
3.3
1.2
OpenCL
N/A
1.2
Vulkan
N/A
-
-
-
5.1
Shader Model
4.0

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