Radeon 620 vs Quadro FX 4000 SDI

Primary details

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

Place in the rankingnot rated844
Place by popularitynot in top-100not in top-100
Power efficiencyno data3.23
ArchitectureCurie (2003−2013)GCN 3.0 (2014−2019)
GPU code nameNV41Polaris 24
Market segmentWorkstationLaptop
Release date19 April 2004 (20 years ago)13 May 2019 (5 years ago)
Launch price (MSRP)$4,999 no data

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 coresno data384
Core clock speed425 MHz730 MHz
Boost clock speedno data1024 MHz
Number of transistors190 million1,550 million
Manufacturing process technology130 nm28 nm
Power consumption (TDP)150 Watt50 Watt
Texture fill rate5.10024.58
Floating-point processing powerno data0.7864 TFLOPS
ROPs88
TMUs1224

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).

InterfacePCIe 1.0 x16PCIe 3.0 x8
Length214 mmno data
Width2-slotno data
Supplementary power connectors1x 6-pinNone

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 typeGDDR3DDR3
Maximum RAM amount256 MB2 GB
Memory bus width256 Bit64 Bit
Memory clock speed500 MHz900 MHz
Memory bandwidth32 GB/s14.4 GB/s
Shared memory--

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors1x DVI, 4x SDINo outputs

API compatibility

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

DirectX9.0c (9_3)12 (12_0)
Shader Model3.06.3
OpenGL2.0 (full) 2.1 (partial)4.6
OpenCLN/A2.0
VulkanN/A1.2.131

Pros & cons summary


Recency 19 April 2004 13 May 2019
Maximum RAM amount 256 MB 2 GB
Chip lithography 130 nm 28 nm
Power consumption (TDP) 150 Watt 50 Watt

Radeon 620 has an age advantage of 15 years, a 700% higher maximum VRAM amount, a 364.3% more advanced lithography process, and 200% lower power consumption.

We couldn't decide between Quadro FX 4000 SDI and Radeon 620. We've got no test results to judge.

Be aware that Quadro FX 4000 SDI is a workstation card while Radeon 620 is a notebook one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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NVIDIA Quadro FX 4000 SDI
Quadro FX 4000 SDI
AMD Radeon 620
Radeon 620

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Community ratings

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Questions & comments

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