RTX A40 vs Quadro P4000

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking	241	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	6.48	no data
Power efficiency	19.95	no data
Architecture	Pascal (2016−2021)	Ampere (2020−2025)
GPU code name	GP104	GA102
Market segment	Workstation	Workstation
Release date	6 February 2017 (8 years ago)	5 October 2020 (5 years ago)
Launch price (MSRP)	$815	no data

Cost-effectiveness evaluation

The higher the ratio, the better. We use the manufacturer's recommended prices.

Performance to price scatter graph

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores	1792	10752
Core clock speed	1202 MHz	1305 MHz
Boost clock speed	1480 MHz	1755 MHz
Number of transistors	7,200 million	28,300 million
Manufacturing process technology	16 nm	8 nm
Power consumption (TDP)	100 Watt	300 Watt
Texture fill rate	165.8	589.7
Floating-point processing power	5.304 TFLOPS	37.74 TFLOPS
ROPs	64	112
TMUs	112	336
Tensor Cores	no data	336
Ray Tracing Cores	no data	84
L1 Cache	672 KB	10.5 MB
L2 Cache	2 MB	6 MB

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Interface	PCIe 3.0 x16	PCIe 4.0 x16
Length	241 mm	267 mm
Width	1-slot	2-slot
Supplementary power connectors	1x 6-pin	8-pin EPS

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory type	GDDR5	GDDR6
Maximum RAM amount	8 GB	48 GB
Memory bus width	256 Bit	384 Bit
Memory clock speed	1901 MHz	1812 MHz
Memory bandwidth	192 GB/s	695.8 GB/s
Shared memory	-	-
Resizable BAR	-	+

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display Connectors	4x DisplayPort	3x DisplayPort
Display Port	1.4	no data

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

Optimus	+	-
3D Stereo	+	no data
Mosaic	+	no data
nView Display Management	+	no data
Optimus	+	no data

API and SDK support

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX	12	12 Ultimate (12_2)
Shader Model	6.4	6.5
OpenGL	4.5	4.6
OpenCL	1.2	2.0
Vulkan	+	1.2
CUDA	6.1	8.6
DLSS	-	+

Pros & cons summary

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Recency	6 February 2017	5 October 2020
Maximum RAM amount	8 GB	48 GB
Chip lithography	16 nm	8 nm
Power consumption (TDP)	100 Watt	300 Watt

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