NVIDIA CMP 70HX vs XFX Speedster QICK 308 RX 6600 XT

Comparison of NVIDIA CMP 70HX with 8 GB GDDR6X and 3,840 cores vs XFX Speedster QICK 308 RX 6600 XT with 8 GB GDDR6 and 2,048 cores.

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Performance Rating

H200 H200
MI325X MI325X
A100 A100

NVIDIA CMP 70HX

NVIDIA CMP 70HX

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

XFX Speedster QICK 308 RX 6600 XT

XFX Speedster QICK 308 RX 6600 XT

Contents:

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

Memory

Memory Size

8 GB 8 GB

Memory Type

GDDR6X GDDR6

Memory Bandwidth

608.3 GB/s 256.0 GB/s

Memory Bus Width

256 бит 128 бит

ML Performance

FP16 (Half Precision)

10.71 TFLOPS 21.36 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

10.71 TFLOPS 10.68 TFLOPS

FP64 (Double Precision)

0.1674 TFLOPS 0.6674 TFLOPS

CUDA Cores

3,840 2,048

RT Cores

30 32

Architecture & Compatibility

GPU Architecture

Ampere RDNA 2.0

SM (Streaming Multiprocessor)

30 No

PCIe Version

PCIe 1.0 x4 PCIe 4.0 x8

ML Software Support

CUDA Version

8.6 No

Clocks & Performance

Base Clock

1,365 2,188

Boost Clock

1,395 2,607

Memory Clock

1,188 2,000

Power Consumption

TDP/TGP

unknown 160 W

Recommended PSU

🔥 -56% 200 W
450 W

Power Connector

1x 12-pin 1x 8-pin

Rendering

Texture Units (TMU)

120 128

ROP

30 32

L2 Cache

4 MB 2 MB

Additional

Slots

Dual-slot Dual-slot

Release Date

March 11, 2021 July 30, 2021

Display Outputs

No outputs
1x HDMI 2.1
3x DisplayPort 1.4a

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