Tesla K20m vs GeForce RTX 3090

Place in the ranking	24	418
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	14.96	0.66
Power efficiency	13.69	3.53
Architecture	Ampere (2020−2024)	Kepler (2012−2018)
GPU code name	GA102	GK110
Market segment	Desktop	Workstation
Release date	1 September 2020 (4 years ago)	5 January 2013 (12 years ago)
Launch price (MSRP)	$1,499	$3,199

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

RTX 3090 has 2167% better value for money than Tesla K20m.

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	10496	2496
Core clock speed	1395 MHz	706 MHz
Boost clock speed	1695 MHz	no data
Number of transistors	28,300 million	7,080 million
Manufacturing process technology	8 nm	28 nm
Power consumption (TDP)	350 Watt	225 Watt
Texture fill rate	556.0	146.8
Floating-point processing power	35.58 TFLOPS	3.524 TFLOPS
ROPs	112	40
TMUs	328	208
Tensor Cores	328	no data
Ray Tracing Cores	82	no data

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 4.0 x16	PCIe 2.0 x16
Length	336 mm	267 mm
Width	3-slot	2-slot
Supplementary power connectors	1x 12-pin	1x 6-pin + 1x 8-pin

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	GDDR6X	GDDR5
Maximum RAM amount	24 GB	5 GB
Memory bus width	384 Bit	320 Bit
Memory clock speed	1219 MHz	1300 MHz
Memory bandwidth	936.2 GB/s	208.0 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 Connectors	1x HDMI, 3x DisplayPort	No outputs
HDMI	+	-

API compatibility

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

DirectX	12 Ultimate (12_2)	12 (11_0)
Shader Model	6.5	5.1
OpenGL	4.6	4.6
OpenCL	2.0	1.2
Vulkan	1.2	1.1.126
CUDA	8.5	3.5

Synthetic benchmark performance

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

Combined synthetic benchmark score

This is our combined benchmark 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.

RTX 3090 69.50
+503%

Tesla K20m 11.53

Passmark

This is the most ubiquitous GPU benchmark. 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.

RTX 3090 26710
+503%

Tesla K20m 4432

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	198 +560%	30−35 −560%
1440p	128 +510%	21−24 −510%
4K	87 +521%	14−16 −521%

Cost per frame, $

1080p	7.57 +1308%	106.63 −1308%
1440p	11.71 +1201%	152.33 −1201%
4K	17.23 +1226%	228.50 −1226%

RTX 3090 has 1308% lower cost per frame in 1080p
RTX 3090 has 1201% lower cost per frame in 1440p
RTX 3090 has 1226% lower cost per frame in 4K

FPS performance in popular games

Full HD
Low Preset

Counter-Strike 2	220 +529%	35−40 −529%
Cyberpunk 2077	207 +590%	30−33 −590%

Full HD
Medium Preset

Battlefield 5	102 +538%	16−18 −538%
Counter-Strike 2	188 +527%	30−33 −527%
Cyberpunk 2077	151 +529%	24−27 −529%
Forza Horizon 4	505 +531%	80−85 −531%
Forza Horizon 5	184 +513%	30−33 −513%
Metro Exodus	169 +526%	27−30 −526%
Red Dead Redemption 2	130 +519%	21−24 −519%
Valorant	393 +505%	65−70 −505%

Full HD
High Preset

Battlefield 5	110−120 +550%	18−20 −550%
Counter-Strike 2	161 +571%	24−27 −571%
Cyberpunk 2077	135 +543%	21−24 −543%
Dota 2	186 +520%	30−33 −520%
Far Cry 5	147 +513%	24−27 −513%
Fortnite	270−280 +507%	45−50 −507%
Forza Horizon 4	402 +518%	65−70 −518%
Forza Horizon 5	182 +507%	30−33 −507%
Grand Theft Auto V	171 +533%	27−30 −533%
Metro Exodus	150 +525%	24−27 −525%
PLAYERUNKNOWN'S BATTLEGROUNDS	210−220 +514%	35−40 −514%
Red Dead Redemption 2	132 +529%	21−24 −529%
The Witcher 3: Wild Hunt	170−180 +544%	27−30 −544%
Valorant	222 +534%	35−40 −534%
World of Tanks	270−280 +520%	45−50 −520%

Full HD
Ultra Preset

Battlefield 5	95 +579%	14−16 −579%
Counter-Strike 2	146 +508%	24−27 −508%
Cyberpunk 2077	121 +572%	18−20 −572%
Dota 2	213 +509%	35−40 −509%
Far Cry 5	130−140 +524%	21−24 −524%
Forza Horizon 4	351 +538%	55−60 −538%
Forza Horizon 5	159 +563%	24−27 −563%
PLAYERUNKNOWN'S BATTLEGROUNDS	210−220 +514%	35−40 −514%
Valorant	296 +558%	45−50 −558%

1440p
High Preset

Dota 2	150 +525%	24−27 −525%
Grand Theft Auto V	150 +525%	24−27 −525%
PLAYERUNKNOWN'S BATTLEGROUNDS	170−180 +548%	27−30 −548%
Red Dead Redemption 2	92 +557%	14−16 −557%
World of Tanks	450−500 +510%	80−85 −510%

1440p
Ultra Preset

Battlefield 5	91 +550%	14−16 −550%
Counter-Strike 2	95 +579%	14−16 −579%
Cyberpunk 2077	87 +521%	14−16 −521%
Far Cry 5	160−170 +567%	24−27 −567%
Forza Horizon 4	266 +565%	40−45 −565%
Forza Horizon 5	134 +538%	21−24 −538%
Metro Exodus	139 +562%	21−24 −562%
The Witcher 3: Wild Hunt	152 +533%	24−27 −533%
Valorant	295 +556%	45−50 −556%

4K
High Preset

Counter-Strike 2	59 +556%	9−10 −556%
Dota 2	182 +507%	30−33 −507%
Grand Theft Auto V	182 +507%	30−33 −507%
Metro Exodus	76 +533%	12−14 −533%
PLAYERUNKNOWN'S BATTLEGROUNDS	200−210 +597%	30−33 −597%
Red Dead Redemption 2	64 +540%	10−11 −540%
The Witcher 3: Wild Hunt	182 +507%	30−33 −507%

4K
Ultra Preset

Battlefield 5	91 +550%	14−16 −550%
Counter-Strike 2	85−90 +514%	14−16 −514%
Cyberpunk 2077	45 +543%	7−8 −543%
Dota 2	202 +573%	30−33 −573%
Far Cry 5	100−110 +556%	16−18 −556%
Fortnite	95−100 +586%	14−16 −586%
Forza Horizon 4	159 +563%	24−27 −563%
Forza Horizon 5	83 +592%	12−14 −592%
Valorant	188 +527%	30−33 −527%

This is how RTX 3090 and Tesla K20m compete in popular games:

RTX 3090 is 560% faster in 1080p
RTX 3090 is 510% faster in 1440p
RTX 3090 is 521% faster in 4K

Pros & cons summary

Performance score	69.50	11.53
Recency	1 September 2020	5 January 2013
Maximum RAM amount	24 GB	5 GB
Chip lithography	8 nm	28 nm
Power consumption (TDP)	350 Watt	225 Watt

RTX 3090 has a 502.8% higher aggregate performance score, an age advantage of 7 years, a 380% higher maximum VRAM amount, and a 250% more advanced lithography process.

Tesla K20m, on the other hand, has 55.6% lower power consumption.

The GeForce RTX 3090 is our recommended choice as it beats the Tesla K20m in performance tests.

Be aware that GeForce RTX 3090 is a desktop card while Tesla K20m is a workstation one.

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