Home GPU Comparison ATI Radeon HD 4770 vs ATI FireMV 2260

ATI Radeon HD 4770 vs ATI FireMV 2260

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4770 and 256MB VRAM FireMV 2260 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4770 's Advantages
Released 1 years and 3 months late
More VRAM (512GB vs 256GB)
Larger VRAM bandwidth (51.20GB/s vs 8.000GB/s)
600 additional rendering cores
ATI FireMV 2260 's Advantages
Lower TDP (15W vs 80W)

Score

Benchmark

FP32 (float)
Radeon HD 4770 +2300%
0.96 TFLOPS
FireMV 2260
0.04 TFLOPS
VS

Graphics Card

Apr 2009
Release Date
Jan 2008
Radeon R700
Generation
FireMV Multi-View
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
800 MHz
Memory Clock
500 MHz

Memory

512MB
Memory Size
256MB
GDDR5
Memory Type
DDR2
128bit
Memory Bus
64bit
51.20GB/s
Bandwidth
8.000GB/s

Render Config

8
Compute Units
2
-
-
-
640
Shading Units
40
32
TMUs
4
16
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
128 KB
L2 Cache
-
-
-
-

Theoretical Performance

12.00 GPixel/s
Pixel Rate
2.000 GPixel/s
24.00 GTexel/s
Texture Rate
2.000 GTexel/s
-
-
-
960.0 GFLOPS
FP32 (float)
40.00 GFLOPS
192.0 GFLOPS
FP64 (double)
-

Board Design

80W
TDP
15W
250 W
Suggested PSU
200 W
2x DVI 1x S-Video
Outputs
4x mini-DisplayPort
1x 6-pin
Power Connectors
None

Graphics Processor

RV740
GPU Name
RV620
RV740 XT (215-0727019)
GPU Variant
-
TeraScale
Architecture
TeraScale
TSMC
Foundry
TSMC
40 nm
Process Size
55 nm
0.826 billion
Transistors
0.181 billion
137 mm²
Die Size
67 mm²

Graphics Features

10.1 (10_1)
DirectX
10.1 (10_1)
3.3
OpenGL
3.3
1.1
OpenCL
N/A
N/A
Vulkan
N/A
-
-
-
4.1
Shader Model
4.1

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