ATI Radeon X800 GTO AGP vs AMD Radeon HD 7870 GHz Edition
We compared two Desktop platform GPUs: 256MB VRAM Radeon X800 GTO AGP and 2GB VRAM Radeon HD 7870 GHz 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
Lower TDP (49W vs 175W)
AMD Radeon HD 7870 GHz Edition 's Advantages
Released 4 years and 4 months late
More VRAM (2GB vs 256GB)
Larger VRAM bandwidth (153.6GB/s vs 31.36GB/s)
1280 additional rendering cores
Score
Graphics Card
Nov 2007
Release Date
Mar 2012
Radeon R400 AGP
Generation
Southern Islands
Desktop
Type
Desktop
AGP 8x
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
-
-
-
-
-
490 MHz
Memory Clock
1200 MHz
Memory
256MB
Memory Size
2GB
GDDR3
Memory Type
GDDR5
256bit
Memory Bus
256bit
31.36GB/s
Bandwidth
153.6GB/s
Render Config
-
Compute Units
20
-
-
-
-
Shading Units
1280
12
TMUs
80
12
ROPs
32
-
-
-
-
-
-
-
L1 Cache
16 KB (per CU)
-
L2 Cache
512 KB
-
-
-
Theoretical Performance
4.800 GPixel/s
Pixel Rate
32.00 GPixel/s
4.800 GTexel/s
Texture Rate
80.00 GTexel/s
-
-
-
-
FP32 (float)
2.560 TFLOPS
-
FP64 (double)
160.0 GFLOPS
Board Design
49W
TDP
175W
200 W
Suggested PSU
450 W
1x DVI
1x VGA
1x S-Video
Outputs
1x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
1x Molex
Power Connectors
2x 6-pin
Graphics Processor
R420
GPU Name
Pitcairn
R420 GTO
GPU Variant
Pitcairn XT
(215-0828047)
R400
Architecture
GCN 1.0
TSMC
Foundry
TSMC
130 nm
Process Size
28 nm
0.16 billion
Transistors
2.8 billion
281 mm²
Die Size
212 mm²
Graphics Features
9.0b (9_2)
DirectX
12 (11_1)
2.1
OpenGL
4.6
N/A
OpenCL
1.2
N/A
Vulkan
1.2
-
-
-
-
Shader Model
5.1
