Radeon R9 280 vs Radeon X800 GTO AGP
We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 280 and 256MB VRAM Radeon X800 GTO AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 280 's Advantages
Released 6 years and 4 months late
Boost Clock933MHz
More VRAM (3GB vs 256GB)
Larger VRAM bandwidth (240.0GB/s vs 31.36GB/s)
1792 additional rendering cores
Radeon X800 GTO AGP 's Advantages
Lower TDP (49W vs 200W)
Score
Graphics Card
Mar 2014
Release Date
Nov 2007
Volcanic Islands
Generation
Radeon R400 AGP
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
AGP 8x
Clock Speeds
827 MHz
Base Clock
-
933 MHz
Boost Clock
-
1250 MHz
Memory Clock
490 MHz
Memory
3GB
Memory Size
256MB
GDDR5
Memory Type
GDDR3
384bit
Memory Bus
256bit
240.0GB/s
Bandwidth
31.36GB/s
Render Config
28
Compute Units
-
1792
Shading Units
-
112
TMUs
12
32
ROPs
12
16 KB (per CU)
L1 Cache
-
768 KB
L2 Cache
-
Theoretical Performance
29.86 GPixel/s
Pixel Rate
4.800 GPixel/s
104.5 GTexel/s
Texture Rate
4.800 GTexel/s
3.344 TFLOPS
FP32 (float)
-
836.0 GFLOPS
FP64 (double)
-
Board Design
200W
TDP
49W
550 W
Suggested PSU
200 W
1x DVI
2x HDMI 1.4a
1x DisplayPort 1.2
Outputs
1x DVI
1x VGA
1x S-Video
1x 6-pin + 1x 8-pin
Power Connectors
1x Molex
Graphics Processor
Tahiti
GPU Name
R420
Tahiti PRO3
(215-0821330)
GPU Variant
R420 GTO
GCN 1.0
Architecture
R400
TSMC
Foundry
TSMC
28 nm
Process Size
130 nm
4.313 billion
Transistors
0.16 billion
352 mm²
Die Size
281 mm²
Graphics Features
12 (11_1)
DirectX
9.0b (9_2)
4.6
OpenGL
2.1
1.2
OpenCL
N/A
1.2
Vulkan
N/A
5.1
Shader Model
-
