Radeon RX 580 2048SP vs HD 6930

Place in the ranking	537	275
Place by popularity	not in top-100	62
Cost-effectiveness evaluation	2.00	no data
Power efficiency	2.86	9.77
Architecture	TeraScale 3 (2010−2013)	GCN 4.0 (2016−2020)
GPU code name	Cayman	Polaris 20
Market segment	Desktop	Desktop
Release date	1 December 2011 (12 years ago)	15 October 2018 (5 years ago)
Launch price (MSRP)	$180	no data

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	1280	2048
Core clock speed	750 MHz	1168 MHz
Boost clock speed	no data	1284 MHz
Number of transistors	2,640 million	5,700 million
Manufacturing process technology	40 nm	14 nm
Power consumption (TDP)	186 Watt	150 Watt
Texture fill rate	60.00	164.4
Floating-point processing power	1.92 TFLOPS	5.259 TFLOPS
ROPs	32	32
TMUs	80	128

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 2.0 x16	PCIe 3.0 x16
Length	220 mm	241 mm
Width	2-slot	2-slot
Supplementary power connectors	2x 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	GDDR5	GDDR5
Maximum RAM amount	1 GB	8 GB
Memory bus width	256 Bit	256 Bit
Memory clock speed	1200 MHz	1750 MHz
Memory bandwidth	153.6 GB/s	224.0 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	2x DVI, 1x HDMI, 2x mini-DisplayPort	1x DVI, 1x HDMI, 3x DisplayPort
HDMI	+	+

API compatibility

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

DirectX	11.2 (11_0)	12 (12_0)
Shader Model	5.0	6.4
OpenGL	4.4	4.6
OpenCL	1.2	2.0
Vulkan	N/A	1.2.131

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Pros & cons summary

Performance score	7.25	19.96
Recency	1 December 2011	15 October 2018
Maximum RAM amount	1 GB	8 GB
Chip lithography	40 nm	14 nm
Power consumption (TDP)	186 Watt	150 Watt

RX 580 2048SP has a 175.3% higher aggregate performance score, an age advantage of 6 years, a 700% higher maximum VRAM amount, a 185.7% more advanced lithography process, and 24% lower power consumption.

The Radeon RX 580 2048SP is our recommended choice as it beats the Radeon HD 6930 in performance tests.

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