Home GPU Comparison ATI Radeon HD 3870 AGP vs ATI Radeon X800 GTO

ATI Radeon HD 3870 AGP vs ATI Radeon X800 GTO

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 AGP and 128MB VRAM Radeon X800 GTO 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 128GB)
Larger VRAM bandwidth (72.06GB/s vs 22.40GB/s)
320 additional rendering cores
ATI Radeon X800 GTO 's Advantages
Lower TDP (49W vs 106W)

Score

VS

Graphics Card

Unknown
Release Date
Dec 2007
Radeon R600
Generation
Radeon R400 PCIe
Desktop
Type
Desktop
AGP 8x
Bus Interface
PCIe 1.0 x16

Clock Speeds

-
-
-
-
-
-
1126 MHz
Memory Clock
350 MHz

Memory

512MB
Memory Size
128MB
GDDR4
Memory Type
DDR
256bit
Memory Bus
256bit
72.06GB/s
Bandwidth
22.40GB/s

Render Config

4
Compute Units
-
-
-
-
320
Shading Units
-
16
TMUs
12
16
ROPs
12
-
-
-
-
-
-
-
-
-
256 KB
L2 Cache
-
-
-
-

Theoretical Performance

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

Board Design

106W
TDP
49W
300 W
Suggested PSU
200 W
2x DVI 1x S-Video
Outputs
1x DVI 1x VGA 1x S-Video
1x 8-pin
Power Connectors
-

Graphics Processor

RV670
GPU Name
R423
RV670 XT (215-0708005)
GPU Variant
R423 GTO
TeraScale
Architecture
R400
TSMC
Foundry
TSMC
55 nm
Process Size
130 nm
0.666 billion
Transistors
0.16 billion
192 mm²
Die Size
289 mm²

Graphics Features

10.1 (10_1)
DirectX
9.0b (9_2)
3.3 (full) 4.0 (partial)
OpenGL
2.1
N/A
OpenCL
N/A
N/A
Vulkan
N/A
-
-
-
4.1
Shader Model
-

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