ATI Radeon X800 GTO AGP vs AMD Radeon HD 6770 Green Edition
We compared two Desktop platform GPUs: 256MB VRAM Radeon X800 GTO AGP and 2GB VRAM Radeon HD 6770 Green Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon X800 GTO AGP 's Advantages
Larger VRAM bandwidth (31.36GB/s vs 21.34GB/s)
Lower TDP (49W vs 86W)
AMD Radeon HD 6770 Green Edition 's Advantages
Released 5 years and 5 months late
More VRAM (2GB vs 256GB)
720 additional rendering cores
Score
Graphics Card
Nov 2007
Release Date
Apr 2013
Radeon R400 AGP
Generation
Northern Islands
Desktop
Type
Desktop
AGP 8x
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
490 MHz
Memory Clock
667 MHz
Memory
256MB
Memory Size
2GB
GDDR3
Memory Type
GDDR3
256bit
Memory Bus
128bit
31.36GB/s
Bandwidth
21.34GB/s
Render Config
-
Compute Units
9
-
-
-
-
Shading Units
720
12
TMUs
36
12
ROPs
16
-
-
-
-
-
-
-
L1 Cache
8 KB (per CU)
-
L2 Cache
256 KB
-
-
-
Theoretical Performance
4.800 GPixel/s
Pixel Rate
11.20 GPixel/s
4.800 GTexel/s
Texture Rate
25.20 GTexel/s
-
-
-
-
FP32 (float)
1008 GFLOPS
-
-
-
Board Design
49W
TDP
86W
200 W
Suggested PSU
250 W
1x DVI
1x VGA
1x S-Video
Outputs
2x DVI
1x HDMI 1.3a
2x mini-DisplayPort 1.1
1x Molex
Power Connectors
-
Graphics Processor
R420
GPU Name
Juniper
R420 GTO
GPU Variant
Juniper LE
(215-0754009)
R400
Architecture
TeraScale 2
TSMC
Foundry
TSMC
130 nm
Process Size
40 nm
0.16 billion
Transistors
1.04 billion
281 mm²
Die Size
166 mm²
Graphics Features
9.0b (9_2)
DirectX
11.2 (11_0)
2.1
OpenGL
4.4
N/A
OpenCL
1.2
N/A
Vulkan
N/A
-
-
-
-
Shader Model
5.0
