NVIDIA GeForce RTX 4080 Ti vs AMD Radeon RX 8800 XT
We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 Ti and 16GB VRAM Radeon RX 8800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 4080 Ti 's Advantages
Boost Clock has increased by 7% (2610MHz vs 2430MHz)
Larger VRAM bandwidth (678.4GB/s vs 624.1GB/s)
9984 additional rendering cores
AMD Radeon RX 8800 XT 's Advantages
Lower TDP (220W vs 400W)
Score
Benchmark
FP32 (float)
GeForce RTX 4080 Ti
+269%
73.5 TFLOPS
Radeon RX 8800 XT
19.91 TFLOPS
Graphics Card
Unknown
Release Date
Unknown
GeForce 40
Generation
Navi IV(RX 8000)
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
2340 MHz
Base Clock
1295 MHz
2610 MHz
Boost Clock
2430 MHz
1325 MHz
Memory Clock
2438 MHz
Memory
16GB
Memory Size
16GB
GDDR6X
Memory Type
GDDR6
256bit
Memory Bus
256bit
678.4GB/s
Bandwidth
624.1GB/s
Render Config
-
Compute Units
64
110
SM Count
-
14080
Shading Units
4096
440
TMUs
256
144
ROPs
96
440
Tensor Cores
-
110
RT Cores
64
128 KB (per SM)
L1 Cache
128 KB per Array
80 MB
L2 Cache
4 MB
-
L3 Cache
64 MB
Theoretical Performance
375.8 GPixel/s
Pixel Rate
233.3 GPixel/s
1148 GTexel/s
Texture Rate
622.1 GTexel/s
73.50 TFLOPS
FP16 (half)
39.81 TFLOPS
73.50 TFLOPS
FP32 (float)
19.91 TFLOPS
1148 GFLOPS
FP64 (double)
622.1 GFLOPS
Board Design
400W
TDP
220W
800 W
Suggested PSU
550 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
1x HDMI 2.1a3x DisplayPort 2.1
1x 16-pin
Power Connectors
2x 8-pin
Graphics Processor
AD102
GPU Name
Navi 48
AD102-225-A1
GPU Variant
Navi 48 XT
Ada Lovelace
Architecture
RDNA 4.0
TSMC
Foundry
TSMC
5 nm
Process Size
4 nm
76.3 billion
Transistors
Unknown
609 mm²
Die Size
Unknown
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
-
6.7
Shader Model
6.8
