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Intel Arc A770 16GB vs Intel Arc Pro A40 6GB

The Arc A770 delivers 3.9x the FP32 throughput of the Arc Pro A40 (20 vs 5 TFLOPS dense). The Arc A770 also carries 10 GB more memory (16 GB vs 6 GB).

Arc A770: Alchemist, 2022 Arc Pro A40: Alchemist, 2022
FP32 dense lead
3.9x
Arc A770: 20 vs 5 TFLOPS
Memory
16 vs 6 GB
10 GB more for the Arc A770
Bandwidth
560 GB/s vs 192 GB/s
Arc A770 moves data faster
TDP
225 W vs 50 W
Arc Pro A40 draws 175 W less
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Intel Arc A770 16GB vs Intel Arc Pro A40 6GB

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Intel Arc A770 16GB

Leads on FP32 Full specs →

What is the Intel Arc A770?

The Arc A770 is a GPU from Intel on the Alchemist architecture, an accelerator for AI training, inference and high-performance computing. It is a PCIe add-in card, so it fits standard servers and workstations. Arc A770 full specifications →

Can I rent the Arc A770 in the cloud?

Flopper is not tracking any live rental listings for the Arc A770 yet. The provider directory lists the clouds that rent comparable accelerators on demand. GPU cloud providers →

How does the Arc A770 compare with other accelerators?

This page sets the Arc A770 against the Arc Pro A40. Both parts launched in the same year. Both are Intel parts, and both ship as a PCIe card, so they fit the same class of system. The compare tool builds the same comparison for any two parts in the catalogue. All GPU comparisons →

Where do the Arc A770 figures come from?

Every Arc A770 figure on this page traces to Intel's own datasheet or specification table. How Flopper verifies specifications →

Intel Arc Pro A40 6GB

Full specs →

What is the Intel Arc Pro A40?

The Arc Pro A40 is a GPU from Intel on the Alchemist architecture, an accelerator for AI training, inference and high-performance computing. It is a PCIe add-in card, so it fits standard servers and workstations. Arc Pro A40 full specifications →

Can I rent the Arc Pro A40 in the cloud?

Flopper is not tracking any live rental listings for the Arc Pro A40 yet. The provider directory lists the clouds that rent comparable accelerators on demand. GPU cloud providers →

How does the Arc Pro A40 compare with other accelerators?

This page sets the Arc Pro A40 against the Arc A770. Both parts launched in the same year. Both are Intel parts, and both ship as a PCIe card, so they fit the same class of system. The compare tool builds the same comparison for any two parts in the catalogue. All GPU comparisons →

Where do the Arc Pro A40 figures come from?

Every Arc Pro A40 figure on this page traces to Intel's own datasheet or specification table. How Flopper verifies specifications →

Specifications

Arc A770
Arc Pro A40
Architecture
AlchemistAlchemist
Launch Year
20222022
Form Factor
PCIePCIe
Memory
16 GB6 GB
Memory Bandwidth
560 GB/s192 GB/s
TDP
225 W50 W
Process Node
6nm6nm

Performance (TFLOPS)

Arc A770
Arc Pro A40
No verified data available No verified data available
20 TFLOPS 5 TFLOPS
No verified data available No verified data available
No verified data available No verified data available
39 TFLOPS No verified data available
No verified data available No verified data available
FP6
No verified data available No verified data available
No verified data available No verified data available
262 TOPS 69 TOPS

Figures are dense. Where a vendor publishes a figure it sits under the dense one and never decides a winner. Hover any precision for its definition, or read the GPU glossary.

FLOPS by Precision

What actually differs

Both launched in 2022, the Arc A770 on Alchemist and the Arc Pro A40 on Alchemist.

The Arc A770 carries 10 GB more memory (16 GB against 6 GB), so larger models fit on one GPU before you shard. Bandwidth is 560 GB/s against 192 GB/s, which sets the ceiling on decode speed.

Power is 225 W against 50 W, and at FP32 the Arc Pro A40 does more work per watt. Weight the FP8 and FP16 rows for LLM work and the FP64 row for HPC.

New to the terms? The glossary explains FP32, FP16, INT8, Sparsity and TFLOPS.

Frequently asked questions

Is the Arc A770 faster than the Arc Pro A40?

At FP32 precision the Arc A770 reaches 20 TFLOPS dense against 5 TFLOPS for the Arc Pro A40. The performance table on this page lists every published precision for both GPUs.

Which should you choose, the Arc A770 or the Arc Pro A40?

Choose the Arc A770 for training and high-throughput inference: it has 3.9x the FP32 throughput of the Arc Pro A40. It also carries 10 GB more memory, so larger models fit on one GPU before you shard. The Arc A770 draws 175 W more power, so budget for cooling and power delivery before you commit.

Which has more memory, the Arc A770 or the Arc Pro A40?

The Arc A770 carries 16 GB of memory versus 6 GB for the Arc Pro A40. Memory bandwidth is 560 GB/s for the Arc A770 and 192 GB/s for the Arc Pro A40.

How much power do the Arc A770 and the Arc Pro A40 draw?

The Arc A770 is rated at 225 W TDP and the Arc Pro A40 at 50 W. On FP32 throughput per watt, the Arc Pro A40 is the more efficient part.

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