GPUSPECINDEX

NVIDIA · Ampere (derived from codename prefix) · 2021

RTX A4000

RTX A4000: 16 GB GDDR6, 140 W, 6,144 CUDA cores. Launched April 12, 2021 at $1,000.

Memory
16 GB
Power
140 W
Bus width
256 bit
Memory16 GB16 of 40 in RTX
Power140 W15 of 38 by higher draw in RTX
CUDA cores6,14417 of 38 in RTX
Launch price$1,00015 of 22 in RTX

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Memory

Capacity
16 GB
Memory type
GDDR6
Bus width
256 bit
Memory clock
1,750 MHz
Bandwidth
448 GB/s

Compute

CUDA cores
6,144
SM count
48
TMUs
192
ROPs
96
FP32
19,170 GFLOPS
FP64
299.5 GFLOPS
Pixel fill rate
149.769 GP/s
Texture fill rate
299.5 GT/s

Clocks

Base clock
735 MHz
Boost clock
1,560 MHz

Board

TDP
140 W
Bus interface
PCIe 4.0 x16
Form factor
mobile
Launch MSRP
1,000 USD

Physical

Architecture
Ampere (derived from codename prefix)
Codename
GA104-875-A1
Process
8 nm
Series
RTX
Launch date
April 12, 2021

Not recorded by the source: generation, transistors, die size and external power required.

Silicon, made visible

Die area is drawn against the largest recorded die in the catalog. Shader dots use a labeled, card-specific ratio so both early and modern GPUs remain legible.

Die size not recorded · 6,144 shadersDie size not recorded; shader grid shown without scale. Each dot = 64 shaders.6,144 shadersEach dot = 64 shadersDie size not recorded; shader grid shown without scale

Within its series, the RTX A4000 ranks 22nd of 45 for FP32 throughput and 16th of 40 for memory capacity. Its 140 W TDP is above the 75 W PCIe slot-power ceiling.

Source: Wikipedia, revision 1369488585 · catalog loaded 2026-08-16