Radeon Vega 7 vs Quadro K420

Place in the ranking	906	532
Place by popularity	not in top-100	18
Cost-effectiveness evaluation	0.08	no data
Power efficiency	3.21	11.38
Architecture	Kepler (2012−2018)	GCN 5.1 (2018−2022)
GPU code name	GK107	Cezanne
Market segment	Workstation	Laptop
Release date	22 July 2014 (10 years ago)	13 April 2021 (3 years ago)
Launch price (MSRP)	$96.67	no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

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 cores	192	448
Core clock speed	876 MHz	300 MHz
Boost clock speed	no data	1900 MHz
Number of transistors	1,270 million	9,800 million
Manufacturing process technology	28 nm	7 nm
Power consumption (TDP)	41 Watt	45 Watt
Texture fill rate	14.02	53.20
Floating-point processing power	0.3364 TFLOPS	1.702 TFLOPS
ROPs	16	8
TMUs	16	28

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 2.0 x16	IGP
Length	160 mm	no data
Width	1" (2.5 cm)	no data
Supplementary power connectors	None	None

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	128 Bit	System Shared
Maximum RAM amount	1 GB/2 GB	System Shared
Memory bus width	128 Bit	System Shared
Memory clock speed	891 MHz	System Shared
Memory bandwidth	Up to 29 GB/s	no data
Shared memory	no data	+

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 Connectors	1x DVI, 1x DisplayPort	No outputs
Number of simultaneous displays	4	no data

Supported technologies

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

3D Vision Pro	+	no data
Mosaic	+	no data
nView Desktop Management	+	no data

API compatibility

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

DirectX	12	12 (12_1)
Shader Model	5.1	6.4
OpenGL	4.5	4.6
OpenCL	1.2	2.1
Vulkan	1.1.126	1.2
CUDA	3.0	-

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

Full HD	5−6 −340%	22 +340%
1440p	8−9 −300%	32 +300%
4K	4−5 −300%	16 +300%

Cost per frame, $

1080p	19.33	no data
1440p	12.08	no data
4K	24.17	no data

Pros & cons summary

Performance score	1.92	7.47
Recency	22 July 2014	13 April 2021
Chip lithography	28 nm	7 nm
Power consumption (TDP)	41 Watt	45 Watt

Quadro K420 has 9.8% lower power consumption.

Vega 7, on the other hand, has a 289.1% higher aggregate performance score, an age advantage of 6 years, and a 300% more advanced lithography process.

The Radeon Vega 7 is our recommended choice as it beats the Quadro K420 in performance tests.

Be aware that Quadro K420 is a workstation card while Radeon Vega 7 is a notebook one.

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