Tesla K20c vs GeForce RTX 3080

Place in the ranking	26	483
Place by popularity	93	not in top-100
Cost-effectiveness evaluation	46.20	0.35
Power efficiency	14.19	2.75
Architecture	Ampere (2020−2024)	Kepler (2012−2018)
GPU code name	GA102	GK110
Market segment	Desktop	Workstation
Release date	1 September 2020 (4 years ago)	12 November 2012 (11 years ago)
Launch price (MSRP)	$699	$3,199

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

RTX 3080 has 13100% better value for money than Tesla K20c.

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	8704	2496
Core clock speed	1440 MHz	706 MHz
Boost clock speed	1710 MHz	no data
Number of transistors	28,300 million	7,080 million
Manufacturing process technology	8 nm	28 nm
Power consumption (TDP)	320 Watt	225 Watt
Texture fill rate	465.1	146.8
Floating-point processing power	29.77 TFLOPS	3.524 TFLOPS
ROPs	96	40
TMUs	272	208
Tensor Cores	272	no data
Ray Tracing Cores	68	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	285 mm	267 mm
Width	2-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	10 GB	5 GB
Memory bus width	320 Bit	320 Bit
Memory clock speed	1188 MHz	1300 MHz
Memory bandwidth	760.3 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

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	167 +695%	21−24 −695%
1440p	125 +681%	16−18 −681%
4K	86 +760%	10−12 −760%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

120−130

+688%

16−18
−688%

Full HD
Medium Preset

Assassin's Creed Odyssey	130−140 +650%	18−20 −650%
Assassin's Creed Valhalla	111 +693%	14−16 −693%
Battlefield 5	200−210 +674%	27−30 −674%
Call of Duty: Modern Warfare	110−120 +729%	14−16 −729%
Cyberpunk 2077	138 +667%	18−20 −667%
Far Cry 5	110−120 +721%	14−16 −721%
Far Cry New Dawn	150−160 +657%	21−24 −657%
Forza Horizon 4	230−240 +677%	30−33 −677%
Hitman 3	116 +729%	14−16 −729%
Horizon Zero Dawn	240−250 +707%	30−33 −707%
Metro Exodus	144 +700%	18−20 −700%
Red Dead Redemption 2	131 +719%	16−18 −719%
Shadow of the Tomb Raider	270−280 +674%	35−40 −674%
Watch Dogs: Legion	248 +727%	30−33 −727%

Full HD
High Preset

Assassin's Creed Odyssey	130−140 +650%	18−20 −650%
Assassin's Creed Valhalla	96 +700%	12−14 −700%
Battlefield 5	200−210 +674%	27−30 −674%
Call of Duty: Modern Warfare	110−120 +729%	14−16 −729%
Cyberpunk 2077	134 +644%	18−20 −644%
Far Cry 5	110−120 +721%	14−16 −721%
Far Cry New Dawn	150−160 +657%	21−24 −657%
Forza Horizon 4	230−240 +677%	30−33 −677%
Hitman 3	118 +638%	16−18 −638%
Horizon Zero Dawn	240−250 +707%	30−33 −707%
Metro Exodus	144 +700%	18−20 −700%
Red Dead Redemption 2	120−130 +650%	16−18 −650%
Shadow of the Tomb Raider	326 +715%	40−45 −715%
The Witcher 3: Wild Hunt	130−140 +672%	18−20 −672%
Watch Dogs: Legion	238 +693%	30−33 −693%

Full HD
Ultra Preset

Assassin's Creed Odyssey	130−140 +650%	18−20 −650%
Assassin's Creed Valhalla	88 +780%	10−11 −780%
Call of Duty: Modern Warfare	110−120 +729%	14−16 −729%
Cyberpunk 2077	131 +719%	16−18 −719%
Far Cry 5	110−120 +721%	14−16 −721%
Forza Horizon 4	230−240 +677%	30−33 −677%
Hitman 3	110 +686%	14−16 −686%
Horizon Zero Dawn	182 +658%	24−27 −658%
Shadow of the Tomb Raider	287 +720%	35−40 −720%
The Witcher 3: Wild Hunt	149 +728%	18−20 −728%
Watch Dogs: Legion	101 +742%	12−14 −742%

Full HD
Epic Preset

Red Dead Redemption 2

131

+719%

16−18
−719%

1440p
High Preset

Battlefield 5	150−160 +739%	18−20 −739%
Far Cry New Dawn	100−110 +636%	14−16 −636%

1440p
Ultra Preset

Assassin's Creed Odyssey	75−80 +660%	10−11 −660%
Assassin's Creed Valhalla	76 +660%	10−11 −660%
Call of Duty: Modern Warfare	75−80 +670%	10−11 −670%
Cyberpunk 2077	86 +760%	10−11 −760%
Far Cry 5	75−80 +670%	10−11 −670%
Forza Horizon 4	270−280 +674%	35−40 −674%
Hitman 3	112 +700%	14−16 −700%
Horizon Zero Dawn	151 +739%	18−20 −739%
Metro Exodus	107 +664%	14−16 −664%
Shadow of the Tomb Raider	219 +711%	27−30 −711%
The Witcher 3: Wild Hunt	110−120 +729%	14−16 −729%
Watch Dogs: Legion	247 +723%	30−33 −723%

1440p
Epic Preset

Red Dead Redemption 2

130

+713%

16−18
−713%

4K
High Preset

Battlefield 5	75−80 +690%	10−11 −690%
Far Cry New Dawn	65−70 +713%	8−9 −713%
Hitman 3	57 +714%	7−8 −714%
Horizon Zero Dawn	220−230 +647%	30−33 −647%
Metro Exodus	142 +689%	18−20 −689%
The Witcher 3: Wild Hunt	115 +721%	14−16 −721%

4K
Ultra Preset

Assassin's Creed Odyssey	50−55 +657%	7−8 −657%
Assassin's Creed Valhalla	52 +643%	7−8 −643%
Call of Duty: Modern Warfare	45−50 +700%	6−7 −700%
Cyberpunk 2077	43 +760%	5−6 −760%
Far Cry 5	45−50 +667%	6−7 −667%
Forza Horizon 4	100−110 +671%	14−16 −671%
Shadow of the Tomb Raider	135 +650%	18−20 −650%
Watch Dogs: Legion	54 +671%	7−8 −671%

4K
Epic Preset

Red Dead Redemption 2

95
+692%

12−14

−692%

This is how RTX 3080 and Tesla K20c compete in popular games:

RTX 3080 is 695% faster in 1080p
RTX 3080 is 681% faster in 1440p
RTX 3080 is 760% faster in 4K

Pros & cons summary

Performance score	65.38	8.90
Recency	1 September 2020	12 November 2012
Maximum RAM amount	10 GB	5 GB
Chip lithography	8 nm	28 nm
Power consumption (TDP)	320 Watt	225 Watt

RTX 3080 has a 634.6% higher aggregate performance score, an age advantage of 7 years, a 100% higher maximum VRAM amount, and a 250% more advanced lithography process.

Tesla K20c, on the other hand, has 42.2% lower power consumption.

The GeForce RTX 3080 is our recommended choice as it beats the Tesla K20c in performance tests.

Be aware that GeForce RTX 3080 is a desktop card while Tesla K20c is a workstation one.

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