NVIDIA GeForce RTX 4080 vs NVIDIA GeForce 6800 XT
We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 and 256MB VRAM GeForce 6800 XT 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 2022
Release Date
Sep 2005
GeForce 40
Generation
GeForce 6 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
600 MHz
Memory
16GB
Memory Size
256MB
GDDR6X
Memory Type
GDDR3
256bit
Memory Bus
256bit
716.8GB/s
Bandwidth
38.40GB/s
Render Config
-
-
-
76
SM Count
-
9728
Shading Units
-
304
TMUs
12
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
3.600 GPixel/s
761.5 GTexel/s
Texture Rate
5.400 GTexel/s
48.74 TFLOPS
FP16 (half)
-
48.74 TFLOPS
FP32 (float)
-
761.5 GFLOPS
FP64 (double)
-
Board Design
320W
TDP
Unknown
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
NV42
AD103-300-A1
GPU Variant
6800 XT
Ada Lovelace
Architecture
Curie
TSMC
Foundry
TSMC
5 nm
Process Size
110 nm
45.9 billion
Transistors
0.202 billion
379 mm²
Die Size
222 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
9.0c (9_3)
4.6
OpenGL
2.0 (full)
2.1 (partial)
3.0
OpenCL
N/A
1.3
Vulkan
N/A
8.9
CUDA
-
6.7
Shader Model
3.0
