Quadro K620 vs Radeon HD 7970

Place in performance ranking	352	560
Place by popularity	not in top-100	not in top-100
Cost-Effectiveness Evaluation	4.00	1.21
Architecture	GCN (2011−2017)	Maxwell (2014−2018)
GPU code name	Tahiti XT	GM107
Market segment	Desktop	Workstation
Design	reference	no data
Release date	22 December 2011 (12 years ago)	22 July 2014 (9 years ago)
Launch price (MSRP)	$549	$189.89
Current price	$89 (0.2x MSRP)	$286 (1.5x MSRP)

Cost-Effectiveness Evaluation

Performance to price ratio. The higher, the better.

HD 7970 has 231% better value for money than Quadro K620.

Detailed Specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores	2048	384
Core clock speed	no data	1058 MHz
Boost clock speed	925 MHz	1124 MHz
Number of transistors	4,313 million	1,870 million
Manufacturing process technology	28 nm	28 nm
Power consumption (TDP)	300 Watt	41 Watt
Texture fill rate	118.4	26.98
Floating-point performance	3,789 gflops	863.2 gflops

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).

Bus support	PCIe 2.1 x16	no data
Interface	PCIe 3.0 x16	PCIe 2.0 x16
Length	274 mm	160 mm
Width	2-slot	1" (2.5 cm)
Supplementary power connectors	1x 6-pin + 1x 8-pin	None

Memory type	GDDR5	128 Bit
Maximum RAM amount	6 GB	2 GB
Memory bus width	384 Bit	128 Bit
Memory clock speed	1375 MHz	1800 MHz
Memory bandwidth	264 GB/s	Up to 29 GB/s
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 HDMI, 2x mini-DisplayPort	DVI-I DP
Number of simultaneous displays	no data	4
Eyefinity	+	no data
HDMI	+	no data
DisplayPort support	-	no data

Supported Technologies

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

AppAcceleration	-	no data
CrossFire	1	no data
Enduro	-	no data
FreeSync	1	no data
HD3D	-	no data
PowerTune	-	no data
TrueAudio	-	no data
ZeroCore	-	no data
3D Vision Pro	no data	+
Mosaic	no data	+
nView Desktop Management	no data	+

API Compatibility

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

DirectX	DirectX® 11	12
Shader Model	5.1	5
OpenGL	4.6	4.5
OpenCL	1.2	1.2
Vulkan	no data	+
Mantle	-	no data
CUDA	no data	5.0

Synthetic benchmark performance

Non-gaming benchmark performance comparison. The combined score is measured on a 0-100 point scale.

Combined synthetic benchmark score

This is our combined benchmark performance score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

HD 7970 13.56
+135%

Quadro K620 5.77

Radeon HD 7970 outperforms Quadro K620 by 135% based on our aggregated benchmark results.

Passmark

This is the most ubiquitous GPU benchmark, part of Passmark PerformanceTest suite. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

Benchmark coverage: 25%

HD 7970 5248
+135%

Quadro K620 2233

Radeon HD 7970 outperforms Quadro K620 by 135% in Passmark.

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:

900p	105 +163%	40−45 −163%
Full HD	93 +166%	35−40 −166%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

21−24

+163%

8−9
−163%

Full HD
Medium Preset

Assassin's Creed Odyssey	27−30 +180%	10−11 −180%
Assassin's Creed Valhalla	21−24 +144%	9−10 −144%
Battlefield 5	45−50 +156%	18−20 −156%
Call of Duty: Modern Warfare	35−40 +150%	14−16 −150%
Cyberpunk 2077	21−24 +163%	8−9 −163%
Far Cry 5	35−40 +150%	14−16 −150%
Far Cry New Dawn	35−40 +164%	14−16 −164%
Forza Horizon 4	45−50 +167%	18−20 −167%
Hitman 3	35−40 +164%	14−16 −164%
Horizon Zero Dawn	27−30 +180%	10−11 −180%
Red Dead Redemption 2	21−24 +156%	9−10 −156%
Shadow of the Tomb Raider	27−30 +180%	10−11 −180%
Watch Dogs: Legion	24−27 +150%	10−11 −150%

Full HD
High Preset

Assassin's Creed Odyssey	27−30 +180%	10−11 −180%
Assassin's Creed Valhalla	21−24 +144%	9−10 −144%
Battlefield 5	45−50 +156%	18−20 −156%
Call of Duty: Modern Warfare	35−40 +150%	14−16 −150%
Cyberpunk 2077	21−24 +163%	8−9 −163%
Far Cry 5	35−40 +150%	14−16 −150%
Far Cry New Dawn	35−40 +164%	14−16 −164%
Forza Horizon 4	45−50 +167%	18−20 −167%
Hitman 3	35−40 +164%	14−16 −164%
Horizon Zero Dawn	27−30 +180%	10−11 −180%
Metro Exodus	21−24 +163%	8−9 −163%
Red Dead Redemption 2	21−24 +156%	9−10 −156%
Shadow of the Tomb Raider	27−30 +180%	10−11 −180%
The Witcher 3: Wild Hunt	27−30 +180%	10−11 −180%
Watch Dogs: Legion	24−27 +150%	10−11 −150%

Full HD
Ultra Preset

Assassin's Creed Odyssey	27−30 +180%	10−11 −180%
Assassin's Creed Valhalla	21−24 +144%	9−10 −144%
Battlefield 5	45−50 +156%	18−20 −156%
Cyberpunk 2077	21−24 +163%	8−9 −163%
Far Cry 5	35−40 +150%	14−16 −150%
Far Cry New Dawn	35−40 +164%	14−16 −164%
Forza Horizon 4	45−50 +167%	18−20 −167%
The Witcher 3: Wild Hunt	27−30 +180%	10−11 −180%
Watch Dogs: Legion	24−27 +150%	10−11 −150%

1440p
High Preset

Call of Duty: Modern Warfare	20−22 +150%	8−9 −150%
Hitman 3	21−24 +163%	8−9 −163%
Horizon Zero Dawn	18−20 +138%	8−9 −138%
Metro Exodus	12−14 +140%	5−6 −140%
Red Dead Redemption 2	10−11 +150%	4−5 −150%
Shadow of the Tomb Raider	16−18 +143%	7−8 −143%

1440p
Ultra Preset

Assassin's Creed Odyssey	14−16 +180%	5−6 −180%
Assassin's Creed Valhalla	10−11 +150%	4−5 −150%
Battlefield 5	27−30 +170%	10−11 −170%
Cyberpunk 2077	7−8 +250%	2−3 −250%
Far Cry 5	21−24 +144%	9−10 −144%
Far Cry New Dawn	24−27 +140%	10−11 −140%
Forza Horizon 4	24−27 +160%	10−11 −160%
The Witcher 3: Wild Hunt	14−16 +180%	5−6 −180%
Watch Dogs: Legion	8−9 +167%	3−4 −167%

4K
High Preset

Call of Duty: Modern Warfare	9−10 +200%	3−4 −200%
Hitman 3	12−14 +140%	5−6 −140%
Horizon Zero Dawn	10−11 +150%	4−5 −150%
Metro Exodus	6−7 +200%	2−3 −200%
Red Dead Redemption 2	7−8 +250%	2−3 −250%
Shadow of the Tomb Raider	8−9 +167%	3−4 −167%
The Witcher 3: Wild Hunt	12−14 +140%	5−6 −140%

4K
Ultra Preset

Assassin's Creed Odyssey	8−9 +167%	3−4 −167%
Assassin's Creed Valhalla	6−7 +200%	2−3 −200%
Battlefield 5	14−16 +180%	5−6 −180%
Cyberpunk 2077	2−3	0−1
Far Cry 5	10−12 +175%	4−5 −175%
Far Cry New Dawn	12−14 +160%	5−6 −160%
Forza Horizon 4	18−20 +157%	7−8 −157%
Watch Dogs: Legion	5−6 +150%	2−3 −150%

This is how HD 7970 and Quadro K620 compete in popular games:

HD 7970 is 163% faster than Quadro K620 in 900p
HD 7970 is 166% faster than Quadro K620 in 1080p

Pros & Cons Summary

Performance score	13.56	5.77
Recency	22 December 2011	22 July 2014
Cost	$549	$189.89
Maximum RAM amount	6 GB	2 GB
Power consumption (TDP)	300 Watt	41 Watt