NVIDIA T400 4 GB vs Sapphire NITRO+ RX 7900 XTX Vapor-X

Comparison of NVIDIA T400 4 GB with 4 GB GDDR6 and 384 cores vs Sapphire NITRO+ RX 7900 XTX Vapor-X with 24 GB GDDR6 and 6,144 cores.

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Performance Rating

H200 H200
MI325X MI325X
A100 A100

NVIDIA T400 4 GB

NVIDIA T400 4 GB

RX 7900 XTX RX 7900 XTX
Instinct MI300X Instinct MI300X
MI250 MI250

Sapphire NITRO+ RX 7900 XTX Vapor-X

Sapphire NITRO+ RX 7900 XTX Vapor-X

Contents:

Memory ML Performance Compute Power Architecture & Compatibility ML Software Support Clocks & Performance Power Consumption Rendering Additional

Memory

Memory Size

4 GB 24 GB

Memory Type

GDDR6 GDDR6

Memory Bandwidth

80.00 GB/s 960.0 GB/s

Memory Bus Width

64 бит 384 бит

ML Performance

FP16 (Half Precision)

2.189 TFLOPS 131.7 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

1.0944 TFLOPS 65.86 TFLOPS

FP64 (Double Precision)

0.0342 TFLOPS 2.058 TFLOPS

CUDA Cores

384 6,144

RT Cores

No 96

Architecture & Compatibility

GPU Architecture

Turing RDNA 3.0

SM (Streaming Multiprocessor)

6 No

PCIe Version

PCIe 3.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

7.5 No

Clocks & Performance

Base Clock

420 2,119

Boost Clock

1,425 2,680

Memory Clock

1,250 2,500

Power Consumption

TDP/TGP

🔥 -93% 30 W
420 W

Recommended PSU

🔥 -75% 200 W
800 W

Power Connector

None 3x 8-pin

Rendering

Texture Units (TMU)

24 384

ROP

No 96

L2 Cache

1024 KB 6 MB

Additional

Slots

Single-slot Quad-slot

Release Date

May 6, 2021 Nov. 3, 2022

Display Outputs

3x mini-DisplayPort 1.4a
1x HDMI 2.1a
2x DisplayPort 2.1
1x USB Type-C

2x HDMI 2.1a
2x DisplayPort 2.1

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