Home GPU Comparison NVIDIA T400 vs AMD Radeon RX 6500 XT

NVIDIA T400 vs AMD Radeon RX 6500 XT

We compared two Desktop platform GPUs: 2GB VRAM T400 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 T400 's Advantages
Lower TDP (30W vs 107W)
AMD Radeon RX 6500 XT 's Advantages
Released 8 months late
Boost Clock has increased by 98% (2815MHz vs 1425MHz)
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (143.9GB/s vs 80.00GB/s)
640 additional rendering cores

Score

Benchmark

FP32 (float)
T400
1.094 TFLOPS
Radeon RX 6500 XT +426%
5.765 TFLOPS
VS

Graphics Card

May 2021
Release Date
Jan 2022
Quadro
Generation
Navi II
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x4

Clock Speeds

420 MHz
Base Clock
2310 MHz
1425 MHz
Boost Clock
2815 MHz
1250 MHz
Memory Clock
2248 MHz

Memory

2GB
Memory Size
4GB
GDDR6
Memory Type
GDDR6
64bit
Memory Bus
64bit
80.00GB/s
Bandwidth
143.9GB/s

Render Config

-
Compute Units
16
6
SM Count
-
384
Shading Units
1024
24
TMUs
64
16
ROPs
32
-
-
-
-
RT Cores
16
64 KB (per SM)
L1 Cache
128 KB per Array
1024 KB
L2 Cache
1024 KB
-
L3 Cache
16 MB

Theoretical Performance

22.80 GPixel/s
Pixel Rate
90.08 GPixel/s
34.20 GTexel/s
Texture Rate
180.2 GTexel/s
2.189 TFLOPS
FP16 (half)
11.53 TFLOPS
1094 GFLOPS
FP32 (float)
5.765 TFLOPS
34.20 GFLOPS
FP64 (double)
360.3 GFLOPS

Board Design

30W
TDP
107W
200 W
Suggested PSU
300 W
3x mini-DisplayPort 1.4a
Outputs
1x HDMI 2.1 1x DisplayPort 1.4a
None
Power Connectors
1x 6-pin

Graphics Processor

TU117
GPU Name
Navi 24
-
GPU Variant
Navi 24 XT (215-135000006)
Turing
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
12 nm
Process Size
6 nm
4.7 billion
Transistors
5.4 billion
200 mm²
Die Size
107 mm²

Graphics Features

12 (12_1)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
2.2
1.3
Vulkan
1.3
7.5
CUDA
-
6.6
Shader Model
6.6

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