NVIDIA A800 SXM4 80 GB vs NVIDIA GeForce GTX 660 Rev. 2

Comparison of NVIDIA A800 SXM4 80 GB with 80 GB HBM2e and 6,912 cores vs NVIDIA GeForce GTX 660 Rev. 2 with 2 GB GDDR5 and 960 cores.

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Performance Rating

NVIDIA A800 SXM4 80 GB outperforms NVIDIA GeForce GTX 660 Rev. 2 by 1,346.37% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

NVIDIA A800 SXM4 80 GB

25.9

NVIDIA A800 SXM4 80 GB

25.9
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

NVIDIA GeForce GTX 660 Rev. 2

1.8

NVIDIA GeForce GTX 660 Rev. 2

1.8

Expert Comparison

NVIDIA A800 SXM4 80 GB значительно превосходит NVIDIA GeForce GTX 660 Rev. 2 по всем параметрам: количество ядер, объем памяти, пропускная способность и мощность. A800 идеально подходит для современных задач, таких как глубокое обучение и вычислительная графика, в то время как GTX 660 больше ориентирован на игру и базовые задачи.

Contents:

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

Memory

Memory Size

🔥 +3,900% 80 ГБ
2 ГБ

Memory Type

HBM2e GDDR5

Memory Bandwidth

🔥 2.04 TB/s
144.2 GB/s

Memory Bus Width

5,120 бит 192 бит

ML Performance

FP16 (Half Precision)

🔥 77.97 TFLOPS
No

BF16 (Brain Float)

🔥 311.84 TFLOPS
No

TF32 (TensorFloat)

🔥 155.92
No

Compute Power

FP32 (Single Precision)

🔥 +884% 19.49 TFLOPS
1.981 TFLOPS

FP64 (Double Precision)

🔥 +11,705% 9.746 TFLOPS
0.08256000000000001 TFLOPS

CUDA Cores

🔥 +620% 6,912
960

RT Cores

No No

Architecture & Compatibility

GPU Architecture

Ampere Kepler

SM (Streaming Multiprocessor)

🔥 108
No

PCIe Version

PCIe 4.0 x16 PCIe 3.0 x16

ML Software Support

CUDA Version

🔥 8.0
3.0

Clocks & Performance

Base Clock

🔥 +18% 1,155
980

Boost Clock

🔥 +37% 1,410
1,032

Memory Clock

🔥 +6% 1,593
1,502

Power Consumption

TDP/TGP

400 W
🔥 -65% 140 W

Recommended PSU

800 W
🔥 -62% 300 W

Power Connector

None 1x 6-pin

Rendering

Texture Units (TMU)

🔥 +440% 432
80

ROP

No No

L2 Cache

🔥 40 MB
384 KB

Additional

Slots

🔥 SXM Module
Dual-slot

Release Date

Aug. 11, 2022 Sept. 13, 2014

Display Outputs

No outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2

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