GPU Comparison

Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.

Quick Verdict

On raw speed the Radeon RX 7900 GRE comes out dramatically faster — about 115% ahead of the Arc A770. But the Arc A770 is the better value, undercutting it by $490 USD for the performance you get.

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VS
INTEL
Arc A770
Price
$300 USD
Performance
20%
VRAM
16 GB GDDR6
Key Specs Advantage
+220% XMX Engines (512 vs 160)
+7% Boost Clock (2,400 MHz vs 2,245 MHz)
Price
$650 USD
Performance
43%
VRAM
16 GB GDDR6
Key Specs Advantage
+150% Ray Accelerators (80 vs 32)
+25% Stream Processors (5,120 vs 4,096)
+3% Bandwidth (576 GB/s vs 560 GB/s)

Radeon RX 7900 GRE vs Arc A770: In-Depth Breakdown

Performance: Radeon RX 7900 GRE vs Arc A770

The Radeon RX 7900 GRE is dramatically faster, around 115% ahead of the Arc A770. That gap is enough to move it up a tier: the Radeon RX 7900 GRE is comfortable at 4K with upscaling and native 1440p, while the Arc A770 is better matched to 1080p.

Price & Value

The Arc A770 currently lists from $160 USD, $490 USD less than the Radeon RX 7900 GRE at $650 USD. Despite being slower, the Arc A770 offers the better performance-per-dollar (~89% better value), so budget-focused buyers should weigh it carefully. The Arc A770 is trading below its $329 USD MSRP — a genuine deal. The Radeon RX 7900 GRE still sits about $101 USD above its $549 USD MSRP.

Power & Efficiency

On power, the Arc A770 is the gentler choice at 225W versus 260W. The Radeon RX 7900 GRE is more efficient per watt because it's faster, but its higher 260W draw means more heat and a bigger PSU. Its more modern RDNA 3 architecture on a TSMC N5 process is part of why it does more with each watt.

Generation & Longevity

The Radeon RX 7900 GRE is roughly 2 years newer than the Arc A770 (RDNA 3 vs Alchemist), so it generally benefits from a more modern architecture and longer driver-support runway.

Features & Ecosystem

Beyond raw numbers, the Arc A770 brings Intel XeSS upscaling and AV1 encoding, while the Radeon RX 7900 GRE offers AMD FSR upscaling and strong rasterization value. If you lean on upscaling or ray tracing, that ecosystem difference can matter as much as the frame-rate gap.

Which should you buy: Arc A770 or Radeon RX 7900 GRE?

Choose the Radeon RX 7900 GRE if you want the most performance and can absorb the higher price. If you're optimizing for value, the Arc A770 stretches your money further for only slightly lower performance.

Frequently Asked Questions

Is the Radeon RX 7900 GRE better than the Arc A770?

The Radeon RX 7900 GRE is dramatically faster, roughly 115% ahead. The Arc A770 is still worth it if value matters more than top-end frames.

Which is better for 4K gaming, the Arc A770 or the Radeon RX 7900 GRE?

The Radeon RX 7900 GRE is the better 4K option — it's comfortable at 4K with upscaling and native 1440p.

Is the Radeon RX 7900 GRE worth the extra $490 USD over the Arc A770?

Only if you need the extra performance or features; on pure value the Arc A770 comes out ahead.

Technical Specifications Comparison

Architecture & Cores

SpecificationArc A770Radeon RX 7900 GRE
ArchitectureAlchemistRDNA 3
Process NodeTSMC N6TSMC N5
CUDA Cores (Shading Units / Stream Processors)4,0965,120
Ray Tracing Cores3280
Tensor / AI Cores512160

Clock Speeds

SpecificationArc A770Radeon RX 7900 GRE
Base Clock2,100 MHz1,287 MHz
Boost Clock2,400 MHz2,245 MHz

Memory

SpecificationArc A770Radeon RX 7900 GRE
VRAM Capacity16 GB16 GB
Memory TypeGDDR6GDDR6
Memory Bus256-bit256-bit
Memory Speed17.5 Gbps18 Gbps
Bandwidth560 GB/s576 GB/s

Connectivity & Power

SpecificationArc A770Radeon RX 7900 GRE
InterfacePCIe 4.0 x16PCIe 4.0 x16
TDP225 W260 W
Power Connectors2x 8-pin2x 8-pin
ReleasedOct 2022Feb 2024