GeForce RTX 4080 vs Radeon X800 GT AGP
We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 and 256MB VRAM Radeon X800 GT AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 4080 's Advantages
Released 14 years and 10 months late
Boost Clock2505MHz
More VRAM (16GB vs 256GB)
Larger VRAM bandwidth (716.8GB/s vs 31.55GB/s)
9728 additional rendering cores
Radeon X800 GT AGP 's Advantages
Lower TDP (40W vs 320W)
Score
Graphics Card
Sep 2022
Release Date
Nov 2007
GeForce 40
Generation
Radeon R400 AGP
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
AGP 8x
Clock Speeds
2205 MHz
Base Clock
-
2505 MHz
Boost Clock
-
1400 MHz
Memory Clock
493 MHz
Memory
16GB
Memory Size
256MB
GDDR6X
Memory Type
GDDR3
256bit
Memory Bus
256bit
716.8GB/s
Bandwidth
31.55GB/s
Render Config
76
SM Count
-
9728
Shading Units
-
304
TMUs
8
112
ROPs
8
304
Tensor Cores
-
76
RT Cores
-
128 KB (per SM)
L1 Cache
-
64 MB
L2 Cache
-
Theoretical Performance
280.6 GPixel/s
Pixel Rate
3.784 GPixel/s
761.5 GTexel/s
Texture Rate
3.784 GTexel/s
48.74 TFLOPS
FP16 (half)
-
48.74 TFLOPS
FP32 (float)
-
761.5 GFLOPS
FP64 (double)
-
Board Design
320W
TDP
40W
700 W
Suggested PSU
200 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
1x DVI
1x VGA
1x S-Video
1x 16-pin
Power Connectors
1x Molex
Graphics Processor
AD103
GPU Name
R420
AD103-300-A1
GPU Variant
R420 GT
(215RAACGA12F)
Ada Lovelace
Architecture
R400
TSMC
Foundry
TSMC
5 nm
Process Size
130 nm
45.9 billion
Transistors
0.16 billion
379 mm²
Die Size
281 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
9.0b (9_2)
4.6
OpenGL
2.1
3.0
OpenCL
N/A
1.3
Vulkan
N/A
8.9
CUDA
-
6.7
Shader Model
-
