ATI Radeon X800 GTO AGP vs AMD Radeon HD 8990 OEM
We compared two Desktop platform GPUs: 256MB VRAM Radeon X800 GTO AGP and 3GB VRAM Radeon HD 8990 OEM 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 375W)
AMD Radeon HD 8990 OEM 's Advantages
Released 5 years and 5 months late
Boost Clock1000MHz
More VRAM (3GB vs 256GB)
Larger VRAM bandwidth (288.0GB/s vs 31.36GB/s)
2048 additional rendering cores
Score
Graphics Card
Nov 2007
Release Date
Apr 2013
Radeon R400 AGP
Generation
Sea Islands
Desktop
Type
Desktop
AGP 8x
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
950 MHz
-
Boost Clock
1000 MHz
490 MHz
Memory Clock
1500 MHz
Memory
256MB
Memory Size
3GB
GDDR3
Memory Type
GDDR5
256bit
Memory Bus
384bit
31.36GB/s
Bandwidth
288.0GB/s
Render Config
-
Compute Units
32
-
-
-
-
Shading Units
2048
12
TMUs
128
12
ROPs
32
-
-
-
-
-
-
-
L1 Cache
16 KB (per CU)
-
L2 Cache
768 KB
-
-
-
Theoretical Performance
4.800 GPixel/s
Pixel Rate
32.00 GPixel/s
4.800 GTexel/s
Texture Rate
128.0 GTexel/s
-
-
-
-
FP32 (float)
4.096 TFLOPS
-
FP64 (double)
1024 GFLOPS
Board Design
49W
TDP
375W
200 W
Suggested PSU
750 W
1x DVI
1x VGA
1x S-Video
Outputs
1x DVI
4x mini-DisplayPort 1.2
1x Molex
Power Connectors
2x 8-pin
Graphics Processor
R420
GPU Name
Malta
R420 GTO
GPU Variant
Malta XT
(215-0849026)
R400
Architecture
GCN 1.0
TSMC
Foundry
TSMC
130 nm
Process Size
28 nm
0.16 billion
Transistors
4.313 billion
281 mm²
Die Size
365 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
