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GPU database reference

Verified catalog record

NVIDIA RTX A4000

NVIDIA · Workstation Ampere(Ax000) · RTX A4000

NVIDIA RTX A4000 graphics reference with normalized architecture, compute, memory, clocks, PCIe, display, media, power, and physical specifications where verified data exists.

VRAM
16 GB GDDR6
Boost clock
1.56 GHz
PCI Express
PCIe 4.0 x16
Board power
140 W

Benchmark

Measured performance reference

Benchmark results are comparable only within the exact same test. They do not represent total product quality.

3DMark Time Spy

GPU synthetic graphics benchmark

11,079score

#59 of 156

Rank among GPUs with a 3DMark Time Spy score in the CTT dataset.

3DMark Time Spy Extreme5,367score
3DMark Speed Way2,838score
Blender2,955.8score
OctaneBench352score

Technical data

Specifications

Only fields backed by the current normalized record are rendered; missing values stay absent rather than becoming N/A grids.

Overview

ManufacturerNVIDIA
FamilyWorkstation Ampere(Ax000)
Launch date2021-04-12

Architecture

ArchitectureAmpere
GenerationWorkstation Ampere(Ax000)
GPU / chipGA104
FoundrySamsung
Process8 nm

Compute

Compute units48 SMs
Shader processors6144

Memory

VRAM16 GB
Memory typeGDDR6
Memory bus256 bit
Memory bandwidth448.0 GB/s

Clocks

Base clock0.73 GHz
Boost clock1.56 GHz
Memory clock1.75 GHz

PCIe

Bus interfacePCIe 4.0 x16

Display

Display outputs4x DisplayPort 1.4a

Power

Board power140 W
Suggested PSU300 W
Power connectors1x 6-pin

Physical

Reference dimensions241 mm × — × —
Slot widthSingle-slot

Hardware navigation

Bounded links selected from structured family, platform, generation, and architecture fields—not model-number proximity.

Sources

Specification provenance

No public source record is available.

Related

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