Home GPU Comparison ATI Radeon HD 3550 vs ATI Radeon HD 3870 AGP

ATI Radeon HD 3550 vs ATI Radeon HD 3870 AGP

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3550 and 512MB VRAM Radeon HD 3870 AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3550 's Advantages
Lower TDP (30W vs 106W)
ATI Radeon HD 3870 AGP 's Advantages
Larger VRAM bandwidth (72.06GB/s vs 6.336GB/s)
280 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon HD 3550
0.048 TFLOPS
Radeon HD 3870 AGP +935%
0.497 TFLOPS
VS

Graphics Card

Aug 2008
Release Date
Unknown
Radeon R600
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
AGP 8x

Clock Speeds

-
-
-
-
-
-
396 MHz
Memory Clock
1126 MHz

Memory

512MB
Memory Size
512MB
DDR2
Memory Type
GDDR4
64bit
Memory Bus
256bit
6.336GB/s
Bandwidth
72.06GB/s

Render Config

2
Compute Units
4
-
-
-
40
Shading Units
320
4
TMUs
16
4
ROPs
16
-
-
-
-
-
-
-
-
-
64 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

2.376 GPixel/s
Pixel Rate
12.43 GPixel/s
2.376 GTexel/s
Texture Rate
12.43 GTexel/s
-
-
-
47.52 GFLOPS
FP32 (float)
497.3 GFLOPS
-
FP64 (double)
99.46 GFLOPS

Board Design

30W
TDP
106W
200 W
Suggested PSU
300 W
2x DisplayPort
Outputs
2x DVI 1x S-Video
None
Power Connectors
1x 8-pin

Graphics Processor

RV620
GPU Name
RV670
RV620 PRO (215-0670006)
GPU Variant
RV670 XT (215-0708005)
TeraScale
Architecture
TeraScale
TSMC
Foundry
TSMC
55 nm
Process Size
55 nm
0.181 billion
Transistors
0.666 billion
67 mm²
Die Size
192 mm²

Graphics Features

10.1 (10_1)
DirectX
10.1 (10_1)
3.3
OpenGL
3.3 (full) 4.0 (partial)
N/A
OpenCL
N/A
N/A
Vulkan
N/A
-
-
-
4.1
Shader Model
4.1

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