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NVIDIA GeForce RTX 5070 Laptop GPU vs NVIDIA RTX A4000: Comparison

NVIDIA GeForce RTX 5070 Laptop GPU and NVIDIA RTX A4000 separate most on vram: NVIDIA GeForce RTX 5070 Laptop GPU at 8 GB, NVIDIA RTX A4000 at 16 GB, 50% in favour of NVIDIA RTX A4000. Memory Bus Width splits them by another 50%, again favouring NVIDIA RTX A4000. They match on 4 other specifications, including gpu brand, tier and ray tracing support.

Specs

Specification
NVIDIA GeForce RTX 5070 Laptop GPU
NVIDIA GeForce RTX 5070 Laptop GPU
NVIDIA RTX A4000
NVIDIA RTX A4000
GPU BrandNVIDIANVIDIA
SeriesGeForce RTX 50RTX Ampere Generation
Board PartnerOEM (varies by laptop model)PNY / NVIDIA Reference
VRAM8 GB-50%16 GB
TierMainstreamMainstream
Memory TypeGDDR7GDDR6
Ray Tracing Supporttruetrue
TDP140 W140 W
ArchitectureBlackwellAmpere
Slot WidthN/A (mobile GPU, soldered to laptop motherboard)1
Memory Bus Width128 bit-50%256 bit
CUDA Cores46086144

Verdict

NVIDIA GeForce RTX 5070 Laptop GPU

7.8 / 10 Expert Rating

The default mainstream pick for 1080p-1440p gaming laptops in 2026.

NVIDIA RTX A4000

7.2 / 10 Expert Rating

Still one of the best VRAM-per-slot workstation cards for CAD and inference work; not the pick for gaming, but excellent at what it's built for.

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