NVIDIA GeForce 6800 XT vs NVIDIA GeForce RTX 4080
We compared two Desktop platform GPUs: 256MB VRAM GeForce 6800 XT and 16GB VRAM GeForce RTX 4080 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 4080 's Advantages
Released 17 years late
Boost Clock2505MHz
More VRAM (16GB vs 256GB)
Larger VRAM bandwidth (716.8GB/s vs 38.40GB/s)
9728 additional rendering cores
Score
Graphics Card
Sep 2005
Release Date
Sep 2022
GeForce 6 AGP
Generation
GeForce 40
Desktop
Type
Desktop
AGP 8x
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
2205 MHz
-
Boost Clock
2505 MHz
600 MHz
Memory Clock
1400 MHz
Memory
256MB
Memory Size
16GB
GDDR3
Memory Type
GDDR6X
256bit
Memory Bus
256bit
38.40GB/s
Bandwidth
716.8GB/s
Render Config
-
-
-
-
SM Count
76
-
Shading Units
9728
12
TMUs
304
8
ROPs
112
-
Tensor Cores
304
-
RT Cores
76
-
L1 Cache
128 KB (per SM)
-
L2 Cache
64 MB
-
-
-
Theoretical Performance
3.600 GPixel/s
Pixel Rate
280.6 GPixel/s
5.400 GTexel/s
Texture Rate
761.5 GTexel/s
-
FP16 (half)
48.74 TFLOPS
-
FP32 (float)
48.74 TFLOPS
-
FP64 (double)
761.5 GFLOPS
Board Design
Unknown
TDP
320W
200 W
Suggested PSU
700 W
1x DVI
1x VGA
1x S-Video
Outputs
1x HDMI 2.1
3x DisplayPort 1.4a
1x Molex
Power Connectors
1x 16-pin
Graphics Processor
NV42
GPU Name
AD103
6800 XT
GPU Variant
AD103-300-A1
Curie
Architecture
Ada Lovelace
TSMC
Foundry
TSMC
110 nm
Process Size
5 nm
0.202 billion
Transistors
45.9 billion
222 mm²
Die Size
379 mm²
Graphics Features
9.0c (9_3)
DirectX
12 Ultimate (12_2)
2.0 (full)
2.1 (partial)
OpenGL
4.6
N/A
OpenCL
3.0
N/A
Vulkan
1.3
-
CUDA
8.9
3.0
Shader Model
6.7
