GALAX RTX 5090 D HOF OC LAB XOC vs KFA2 GTX 660 EX OC

Comparison of GALAX RTX 5090 D HOF OC LAB XOC with 32 GB GDDR7 and 21,760 cores vs KFA2 GTX 660 EX OC with 2 GB GDDR5 and 960 cores.

Loading...

Performance Rating

H200 H200
MI325X MI325X
A100 A100

GALAX RTX 5090 D HOF OC LAB XOC

GALAX RTX 5090 D HOF OC LAB XOC

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

KFA2 GTX 660 EX OC

KFA2 GTX 660 EX OC

Contents:

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

Memory

Memory Size

32 GB 2 GB

Memory Type

GDDR7 GDDR5

Memory Bandwidth

1.79 TB/s 144.2 GB/s

Memory Bus Width

512 бит 192 бит

ML Performance

FP16 (Half Precision)

115.5 TFLOPS No

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

115.5 TFLOPS 2.058 TFLOPS

FP64 (Double Precision)

1.805 TFLOPS 0.0858 TFLOPS

CUDA Cores

21,760 960

RT Cores

170 No

Architecture & Compatibility

GPU Architecture

Blackwell 2.0 Kepler

SM (Streaming Multiprocessor)

170 No

PCIe Version

PCIe 5.0 x16 PCIe 3.0 x16

ML Software Support

CUDA Version

🔥 12.0
3.0

Clocks & Performance

Base Clock

2,017 1,006

Boost Clock

2,655 1,072

Memory Clock

1,750 1,502

Power Consumption

TDP/TGP

575 W
🔥 -76% 140 W

Recommended PSU

950 W
🔥 -68% 300 W

Power Connector

2x 16-pin 1x 6-pin

Rendering

Texture Units (TMU)

680 80

ROP

170 No

L2 Cache

96 MB 384 KB

Additional

Slots

Triple-slot Dual-slot

Release Date

Jan. 30, 2025 Sept. 6, 2012

Display Outputs

1x HDMI 2.1b
3x DisplayPort 2.1b
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2

Renting is cheaper than buying