Arc B580 vs Radeon Pro 450

Place in the ranking	554	100
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	93.08
Power efficiency	13.91	14.69
Architecture	GCN 4.0 (2016−2020)	Xe2 (2025)
GPU code name	Baffin	BMG-G21
Market segment	Mobile workstation	Desktop
Release date	30 October 2016 (8 years ago)	16 January 2025 (recently)
Launch price (MSRP)	no data	$249

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	640	2560
Core clock speed	800 MHz	2670 MHz
Boost clock speed	no data	2670 MHz
Number of transistors	3,000 million	19,600 million
Manufacturing process technology	14 nm	5 nm
Power consumption (TDP)	35 Watt	190 Watt
Texture fill rate	32.00	427.2
Floating-point processing power	1.024 TFLOPS	13.67 TFLOPS
ROPs	16	80
TMUs	40	160
Tensor Cores	no data	160
Ray Tracing Cores	no data	20

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).

Laptop size	large	no data
Interface	PCIe 3.0 x8	PCIe 4.0 x8
Length	no data	272 mm
Width	no data	2-slot
Supplementary power connectors	no data	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	12 GB
Memory bus width	128 Bit	192 Bit
Memory clock speed	1270 MHz	2375 MHz
Memory bandwidth	81.28 GB/s	456.0 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	No outputs	1x HDMI 2.1a, 3x DisplayPort 2.1
HDMI	-	+

Supported technologies

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

FreeSync

API compatibility

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

DirectX	12 (12_0)	12 Ultimate (12_2)
Shader Model	6.4	6.6
OpenGL	4.6	4.6
OpenCL	2.0	3.0
Vulkan	1.2.131	1.4

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.

Pro 450 7.08

Arc B580 40.60
+473%

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.

Pro 450 2722

Arc B580 15607
+473%

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	26 −381%	125 +381%
1440p	12−14 −475%	69 +475%
4K	19 −126%	43 +126%

Cost per frame, $

1080p	no data	1.99
1440p	no data	3.61
4K	no data	5.79

FPS performance in popular games

Full HD
Low Preset

Counter-Strike 2	12−14 −1000%	143 +1000%
Cyberpunk 2077	14−16 −471%	80−85 +471%
Elden Ring	20−22 −450%	110−120 +450%

Full HD
Medium Preset

Battlefield 5	21−24 −382%	100−110 +382%
Counter-Strike 2	12−14 −800%	117 +800%
Cyberpunk 2077	14−16 −471%	80−85 +471%
Forza Horizon 4	27−30 −452%	160−170 +452%
Metro Exodus	18−20 −439%	95−100 +439%
Red Dead Redemption 2	20−22 −295%	75−80 +295%
Valorant	24−27 −552%	160−170 +552%

Full HD
High Preset

Battlefield 5	21−24 −382%	100−110 +382%
Counter-Strike 2	12−14 −700%	104 +700%
Cyberpunk 2077	14−16 −471%	80−85 +471%
Dota 2	24−27 −460%	140 +460%
Elden Ring	20−22 −615%	140−150 +615%
Far Cry 5	30−35 −116%	69 +116%
Fortnite	40−45 −319%	170−180 +319%
Forza Horizon 4	27−30 −452%	160−170 +452%
Grand Theft Auto V	24−27 −460%	140−150 +460%
Metro Exodus	18−20 −100%	36 +100%
PLAYERUNKNOWN'S BATTLEGROUNDS	24 −746%	200−210 +746%
Red Dead Redemption 2	20−22 −295%	75−80 +295%
The Witcher 3: Wild Hunt	21−24 −559%	140−150 +559%
Valorant	24−27 −552%	160−170 +552%
World of Tanks	100−110 −156%	270−280 +156%

Full HD
Ultra Preset

Battlefield 5	21−24 −382%	100−110 +382%
Counter-Strike 2	12−14 −631%	95 +631%
Cyberpunk 2077	14−16 −471%	80−85 +471%
Dota 2	67 −422%	350−400 +422%
Far Cry 5	30−35 −209%	95−100 +209%
Forza Horizon 4	27−30 −452%	160−170 +452%
PLAYERUNKNOWN'S BATTLEGROUNDS	55−60 −256%	200−210 +256%
Valorant	24−27 −552%	160−170 +552%

1440p
High Preset

Dota 2	8−9 −763%	69 +763%
Elden Ring	9−10 −833%	80−85 +833%
Grand Theft Auto V	8−9 −463%	45−50 +463%
PLAYERUNKNOWN'S BATTLEGROUNDS	35−40 −464%	220−230 +464%
Red Dead Redemption 2	6−7 −583%	40−45 +583%
World of Tanks	50−55 −406%	250−260 +406%

1440p
Ultra Preset

Battlefield 5	12−14 −517%	70−75 +517%
Counter-Strike 2	30−35 −90.6%	61 +90.6%
Cyberpunk 2077	6−7 −400%	30−33 +400%
Far Cry 5	14−16 −780%	130−140 +780%
Forza Horizon 4	14−16 −471%	80−85 +471%
Metro Exodus	10−11 −770%	85−90 +770%
The Witcher 3: Wild Hunt	10−11 −450%	55−60 +450%
Valorant	18−20 −622%	130−140 +622%

4K
High Preset

Counter-Strike 2	1−2 −4100%	40−45 +4100%
Dota 2	18−20 −333%	78 +333%
Elden Ring	4−5 −900%	40−45 +900%
Grand Theft Auto V	18−20 −456%	100−105 +456%
Metro Exodus	3−4 −1433%	46 +1433%
PLAYERUNKNOWN'S BATTLEGROUNDS	19 −595%	130−140 +595%
Red Dead Redemption 2	4−5 −575%	27−30 +575%
The Witcher 3: Wild Hunt	18−20 −456%	100−105 +456%

4K
Ultra Preset

Battlefield 5	6−7 −700%	45−50 +700%
Counter-Strike 2	1−2 −4100%	40−45 +4100%
Cyberpunk 2077	2−3 −400%	10−11 +400%
Dota 2	18−20 −456%	100−105 +456%
Far Cry 5	8−9 −663%	60−65 +663%
Fortnite	7−8 −729%	55−60 +729%
Forza Horizon 4	8−9 −463%	45−50 +463%
Valorant	7−8 −886%	65−70 +886%

This is how Pro 450 and Arc B580 compete in popular games:

Arc B580 is 381% faster in 1080p
Arc B580 is 475% faster in 1440p
Arc B580 is 126% faster in 4K

Here's the range of performance differences observed across popular games:

in Counter-Strike 2, with 4K resolution and the High Preset, the Arc B580 is 4100% faster.

All in all, in popular games:

Without exception, Arc B580 surpassed Pro 450 in all 43 of our tests.

Pros & cons summary

Performance score	7.08	40.60
Recency	30 October 2016	16 January 2025
Maximum RAM amount	2 GB	12 GB
Chip lithography	14 nm	5 nm
Power consumption (TDP)	35 Watt	190 Watt

Pro 450 has 442.9% lower power consumption.

Arc B580, on the other hand, has a 473.4% higher aggregate performance score, an age advantage of 8 years, a 500% higher maximum VRAM amount, and a 180% more advanced lithography process.

The Arc B580 is our recommended choice as it beats the Radeon Pro 450 in performance tests.

Be aware that Radeon Pro 450 is a mobile workstation card while Arc B580 is a desktop one.

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