Home GPU Comparison ATI Radeon HD 3870 AGP vs ATI Radeon X1550

ATI Radeon HD 3870 AGP vs ATI Radeon X1550

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 AGP and 256MB VRAM Radeon X1550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3870 AGP 's Advantages
More VRAM (512GB vs 256GB)
Larger VRAM bandwidth (72.06GB/s vs 12.80GB/s)
320 additional rendering cores
ATI Radeon X1550 's Advantages
Lower TDP (27W vs 106W)

Score

VS

Graphics Card

Unknown
Release Date
Jan 2007
Radeon R600
Generation
Radeon R500 PCIe
Desktop
Type
Desktop
AGP 8x
Bus Interface
PCIe 1.0 x16

Clock Speeds

-
-
-
-
-
-
1126 MHz
Memory Clock
400 MHz

Memory

512MB
Memory Size
256MB
GDDR4
Memory Type
DDR2
256bit
Memory Bus
128bit
72.06GB/s
Bandwidth
12.80GB/s

Render Config

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

Theoretical Performance

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

Board Design

106W
TDP
27W
300 W
Suggested PSU
200 W
2x DVI 1x S-Video
Outputs
1x DVI 1x VGA 1x S-Video
1x 8-pin
Power Connectors
None

Graphics Processor

RV670
GPU Name
RV516
RV670 XT (215-0708005)
GPU Variant
-
TeraScale
Architecture
R500
TSMC
Foundry
UMC
55 nm
Process Size
80 nm
0.666 billion
Transistors
0.107 billion
192 mm²
Die Size
100 mm²

Graphics Features

10.1 (10_1)
DirectX
9.0c (9_3)
3.3 (full) 4.0 (partial)
OpenGL
2.1
N/A
OpenCL
N/A
N/A
Vulkan
N/A
-
-
-
4.1
Shader Model
3.0

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