NVIDIA GeForce RTX 4080 12 GB vs AMD Radeon RX 6500 XT
We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 4080 12 GB and 4GB VRAM Radeon RX 6500 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 4080 12 GB 's Advantages
More VRAM (12GB vs 4GB)
Larger VRAM bandwidth (504.2GB/s vs 143.9GB/s)
6656 additional rendering cores
AMD Radeon RX 6500 XT 's Advantages
Boost Clock has increased by 8% (2815MHz vs 2610MHz)
Lower TDP (107W vs 285W)
Score
Benchmark
FP32 (float)
GeForce RTX 4080 12 GB
+595%
40.09 TFLOPS
Radeon RX 6500 XT
5.765 TFLOPS
Blender
GeForce RTX 4080 12 GB
+1515%
9224
Radeon RX 6500 XT
571
Graphics Card
Unknown
Release Date
Jan 2022
GeForce 40
Generation
Navi II
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x4
Clock Speeds
2310 MHz
Base Clock
2310 MHz
2610 MHz
Boost Clock
2815 MHz
1313 MHz
Memory Clock
2248 MHz
Memory
12GB
Memory Size
4GB
GDDR6X
Memory Type
GDDR6
192bit
Memory Bus
64bit
504.2GB/s
Bandwidth
143.9GB/s
Render Config
-
Compute Units
16
60
SM Count
-
7680
Shading Units
1024
240
TMUs
64
80
ROPs
32
240
Tensor Cores
-
60
RT Cores
16
128 KB (per SM)
L1 Cache
128 KB per Array
48 MB
L2 Cache
1024 KB
-
L3 Cache
16 MB
Theoretical Performance
208.8 GPixel/s
Pixel Rate
90.08 GPixel/s
626.4 GTexel/s
Texture Rate
180.2 GTexel/s
40.09 TFLOPS
FP16 (half)
11.53 TFLOPS
40.09 TFLOPS
FP32 (float)
5.765 TFLOPS
626.4 GFLOPS
FP64 (double)
360.3 GFLOPS
Board Design
285W
TDP
107W
600 W
Suggested PSU
300 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
1x HDMI 2.1
1x DisplayPort 1.4a
1x 16-pin
Power Connectors
1x 6-pin
Graphics Processor
AD104
GPU Name
Navi 24
AD104-400-A1
GPU Variant
Navi 24 XT
(215-135000006)
Ada Lovelace
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
4 nm
Process Size
6 nm
35.8 billion
Transistors
5.4 billion
295 mm²
Die Size
107 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
2.2
1.3
Vulkan
1.3
8.9
CUDA
-
6.6
Shader Model
6.6
