Home GPU Comparison AMD Radeon R9 270 1024SP vs ATI FirePro V7900

AMD Radeon R9 270 1024SP vs ATI FirePro V7900

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 2GB VRAM FirePro V7900 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 3 years and 10 months late
Boost Clock925MHz
ATI FirePro V7900 's Advantages
Larger VRAM bandwidth (160.0GB/s vs 153.6GB/s)
256 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon R9 270 1024SP +2%
1.894 TFLOPS
FirePro V7900
1.856 TFLOPS
VS

Graphics Card

Mar 2015
Release Date
May 2011
Volcanic Islands
Generation
FirePro
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

900 MHz
Base Clock
-
925 MHz
Boost Clock
-
1200 MHz
Memory Clock
1250 MHz

Memory

2GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
153.6GB/s
Bandwidth
160.0GB/s

Render Config

16
Compute Units
20
-
-
-
1024
Shading Units
1280
64
TMUs
80
32
ROPs
32
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
512 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

29.60 GPixel/s
Pixel Rate
23.20 GPixel/s
59.20 GTexel/s
Texture Rate
58.00 GTexel/s
-
-
-
1.894 TFLOPS
FP32 (float)
1.856 TFLOPS
118.4 GFLOPS
FP64 (double)
464.0 GFLOPS

Board Design

150W
TDP
150W
450 W
Suggested PSU
450 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
4x DisplayPort 1.2
1x 6-pin
Power Connectors
1x 6-pin

Graphics Processor

Pitcairn
GPU Name
Cayman
Pitcairn PRO (215-0828062)
GPU Variant
Cayman PRO GL
GCN 1.0
Architecture
TeraScale 3
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
2.8 billion
Transistors
2.64 billion
212 mm²
Die Size
389 mm²

Graphics Features

12 (11_1)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
1.2
OpenCL
1.2
1.2
Vulkan
N/A
-
-
-
5.1
Shader Model
5.0

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