Arc B580 vs Radeon E8950

Place in the ranking	366	105
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	94.19
Power efficiency	10.34	14.65
Architecture	GCN 3.0 (2014−2019)	Xe2 (2024)
GPU code name	Amethyst	BMG-G21
Market segment	Laptop	Desktop
Release date	29 September 2015 (9 years ago)	12 December 2024 (less than a year ago)
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	2048	2560
Core clock speed	735 MHz	2670 MHz
Boost clock speed	1000 MHz	2670 MHz
Number of transistors	5,000 million	19,600 million
Manufacturing process technology	28 nm	5 nm
Power consumption (TDP)	95 Watt	190 Watt
Texture fill rate	128.0	427.2
Floating-point processing power	4.096 TFLOPS	13.67 TFLOPS
ROPs	32	80
TMUs	128	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).

Interface	MXM-B (3.0)	PCIe 4.0 x8
Length	no data	272 mm
Width	no data	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	8 GB	12 GB
Memory bus width	256 Bit	192 Bit
Memory clock speed	1500 MHz	2375 MHz
Memory bandwidth	192.0 GB/s	456.0 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	No outputs	1x HDMI 2.1a, 3x DisplayPort 2.1
HDMI	-	+

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	6.3	6.6
OpenGL	4.6	4.6
OpenCL	2.0	3.0
Vulkan	1.2.131	1.4

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	40−45 −215%	126 +215%
1440p	24−27 −192%	70 +192%
4K	14−16 −186%	40 +186%

Cost per frame, $

1080p	no data	1.98
1440p	no data	3.56
4K	no data	6.23

Pros & cons summary

Performance score	14.20	40.41
Recency	29 September 2015	12 December 2024
Maximum RAM amount	8 GB	12 GB
Chip lithography	28 nm	5 nm
Power consumption (TDP)	95 Watt	190 Watt

Radeon E8950 has 100% lower power consumption.

Arc B580, on the other hand, has a 184.6% higher aggregate performance score, an age advantage of 9 years, a 50% higher maximum VRAM amount, and a 460% more advanced lithography process.

The Arc B580 is our recommended choice as it beats the Radeon E8950 in performance tests.

Be aware that Radeon E8950 is a notebook 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.