Radeon RX 6650 XT vs Quadro P400

Place in the ranking	677	78
Place by popularity	not in top-100	98
Cost-effectiveness evaluation	3.03	62.46
Power efficiency	9.90	17.67
Architecture	Pascal (2016−2021)	RDNA 2.0 (2020−2024)
GPU code name	GP107	Navi 23
Market segment	Workstation	Desktop
Release date	7 February 2017 (7 years ago)	10 May 2022 (2 years ago)
Launch price (MSRP)	$119.99	$399

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

RX 6650 XT has 1961% better value for money than Quadro P400.

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	256	2048
Core clock speed	1228 MHz	2055 MHz
Boost clock speed	1252 MHz	2635 MHz
Number of transistors	3,300 million	11,060 million
Manufacturing process technology	14 nm	7 nm
Power consumption (TDP)	30 Watt	176 Watt
Texture fill rate	20.03	337.3
Floating-point processing power	0.641 TFLOPS	10.79 TFLOPS
ROPs	16	64
TMUs	16	128
Ray Tracing Cores	no data	32

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 3.0 x16	PCIe 4.0 x8
Length	145 mm	no data
Width	1-slot	2-slot
Supplementary power connectors	None	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	GDDR5	GDDR6
Maximum RAM amount	2 GB	8 GB
Memory bus width	64 Bit	128 Bit
Memory clock speed	1002 MHz	2190 MHz
Memory bandwidth	32.06 GB/s	280.3 GB/s

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	3x mini-DisplayPort	1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI	-	+

API compatibility

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

DirectX	12 (12_1)	12 Ultimate (12_2)
Shader Model	6.4	6.5
OpenGL	4.6	4.6
OpenCL	1.2	2.1
Vulkan	1.2.131	1.3
CUDA	6.1	-

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.

Quadro P400 4.26

RX 6650 XT 44.60
+947%

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.

Quadro P400 1645

RX 6650 XT 17205
+946%

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	12−14 −1067%	140 +1067%
1440p	6−7 −1000%	66 +1000%
4K	3−4 −1133%	37 +1133%

Cost per frame, $

1080p	10.00	2.85
1440p	20.00	6.05
4K	40.00	10.78

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

128

+0%

128

+0%

Full HD
Medium Preset

Assassin's Creed Odyssey	90−95 +0%	90−95 +0%
Assassin's Creed Valhalla	75−80 +0%	75−80 +0%
Battlefield 5	140−150 +0%	140−150 +0%
Call of Duty: Modern Warfare	85−90 +0%	85−90 +0%
Cyberpunk 2077	108 +0%	108 +0%
Far Cry 5	90−95 +0%	90−95 +0%
Far Cry New Dawn	100−110 +0%	100−110 +0%
Forza Horizon 4	200−210 +0%	200−210 +0%
Hitman 3	95−100 +0%	95−100 +0%
Horizon Zero Dawn	180−190 +0%	180−190 +0%
Metro Exodus	130−140 +0%	130−140 +0%
Red Dead Redemption 2	100−105 +0%	100−105 +0%
Shadow of the Tomb Raider	160−170 +0%	160−170 +0%
Watch Dogs: Legion	130−140 +0%	130−140 +0%

Full HD
High Preset

Assassin's Creed Odyssey	90−95 +0%	90−95 +0%
Assassin's Creed Valhalla	75−80 +0%	75−80 +0%
Battlefield 5	140−150 +0%	140−150 +0%
Call of Duty: Modern Warfare	85−90 +0%	85−90 +0%
Cyberpunk 2077	88 +0%	88 +0%
Far Cry 5	90−95 +0%	90−95 +0%
Far Cry New Dawn	100−110 +0%	100−110 +0%
Forza Horizon 4	200−210 +0%	200−210 +0%
Hitman 3	95−100 +0%	95−100 +0%
Horizon Zero Dawn	180−190 +0%	180−190 +0%
Metro Exodus	130−140 +0%	130−140 +0%
Red Dead Redemption 2	100−105 +0%	100−105 +0%
Shadow of the Tomb Raider	222 +0%	222 +0%
The Witcher 3: Wild Hunt	90−95 +0%	90−95 +0%
Watch Dogs: Legion	130−140 +0%	130−140 +0%

Full HD
Ultra Preset

Assassin's Creed Odyssey	90−95 +0%	90−95 +0%
Assassin's Creed Valhalla	75−80 +0%	75−80 +0%
Call of Duty: Modern Warfare	85−90 +0%	85−90 +0%
Cyberpunk 2077	78 +0%	78 +0%
Far Cry 5	90−95 +0%	90−95 +0%
Forza Horizon 4	200−210 +0%	200−210 +0%
Hitman 3	95−100 +0%	95−100 +0%
Horizon Zero Dawn	173 +0%	173 +0%
Shadow of the Tomb Raider	193 +0%	193 +0%
The Witcher 3: Wild Hunt	107 +0%	107 +0%
Watch Dogs: Legion	65 +0%	65 +0%

Full HD
Epic Preset

Red Dead Redemption 2

100−105

+0%

100−105

+0%

1440p
High Preset

Battlefield 5	85−90 +0%	85−90 +0%
Far Cry New Dawn	65−70 +0%	65−70 +0%

1440p
Ultra Preset

Assassin's Creed Odyssey	45−50 +0%	45−50 +0%
Assassin's Creed Valhalla	50−55 +0%	50−55 +0%
Call of Duty: Modern Warfare	50−55 +0%	50−55 +0%
Cyberpunk 2077	44 +0%	44 +0%
Far Cry 5	50−55 +0%	50−55 +0%
Forza Horizon 4	240−250 +0%	240−250 +0%
Hitman 3	60−65 +0%	60−65 +0%
Horizon Zero Dawn	129 +0%	129 +0%
Metro Exodus	114 +0%	114 +0%
Shadow of the Tomb Raider	124 +0%	124 +0%
The Witcher 3: Wild Hunt	65−70 +0%	65−70 +0%
Watch Dogs: Legion	200−210 +0%	200−210 +0%

1440p
Epic Preset

Red Dead Redemption 2

75−80

+0%

75−80

+0%

4K
High Preset

Battlefield 5	45−50 +0%	45−50 +0%
Far Cry New Dawn	35−40 +0%	35−40 +0%
Hitman 3	35−40 +0%	35−40 +0%
Horizon Zero Dawn	190−200 +0%	190−200 +0%
Metro Exodus	55−60 +0%	55−60 +0%
The Witcher 3: Wild Hunt	56 +0%	56 +0%

4K
Ultra Preset

Assassin's Creed Odyssey	30−35 +0%	30−35 +0%
Assassin's Creed Valhalla	27−30 +0%	27−30 +0%
Call of Duty: Modern Warfare	30−33 +0%	30−33 +0%
Cyberpunk 2077	18 +0%	18 +0%
Far Cry 5	27−30 +0%	27−30 +0%
Forza Horizon 4	60−65 +0%	60−65 +0%
Shadow of the Tomb Raider	64 +0%	64 +0%
Watch Dogs: Legion	23 +0%	23 +0%

4K
Epic Preset

Red Dead Redemption 2

40−45

+0%

40−45

+0%

This is how Quadro P400 and RX 6650 XT compete in popular games:

RX 6650 XT is 1067% faster in 1080p
RX 6650 XT is 1000% faster in 1440p
RX 6650 XT is 1133% faster in 4K

All in all, in popular games:

there's a draw in 72 tests (100%)

Pros & cons summary

Performance score	4.26	44.60
Recency	7 February 2017	10 May 2022
Maximum RAM amount	2 GB	8 GB
Chip lithography	14 nm	7 nm
Power consumption (TDP)	30 Watt	176 Watt

Quadro P400 has 486.7% lower power consumption.

RX 6650 XT, on the other hand, has a 946.9% higher aggregate performance score, an age advantage of 5 years, a 300% higher maximum VRAM amount, and a 100% more advanced lithography process.

The Radeon RX 6650 XT is our recommended choice as it beats the Quadro P400 in performance tests.

Be aware that Quadro P400 is a workstation graphics card while Radeon RX 6650 XT is a desktop one.

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