Radeon RX Vega 9 vs ATI HD 3870 Mac Edition

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking	not rated	669
Place by popularity	not in top-100	not in top-100
Power efficiency	no data	25.87
Architecture	TeraScale (2005−2013)	Vega (2017−2020)
GPU code name	RV670	Vega Raven Ridge
Market segment	Desktop	Laptop
Release date	12 June 2008 (17 years ago)	26 October 2017 (8 years ago)

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	320	576
Core clock speed	777 MHz	no data
Boost clock speed	no data	1300 MHz
Number of transistors	666 million	no data
Manufacturing process technology	55 nm	14 nm
Power consumption (TDP)	106 Watt	15 Watt
Texture fill rate	12.43	no data
Floating-point processing power	0.4973 TFLOPS	no data
ROPs	16	no data
TMUs	16	no data
L2 Cache	256 KB	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 2.0 x16	no data
Length	241 mm	no data
Width	1-slot	no data
Supplementary power connectors	1x 6-pin	no data

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	GDDR4	no data
Maximum RAM amount	512 MB	no data
Memory bus width	256 Bit	no data
Memory clock speed	1126 MHz	no data
Memory bandwidth	72.06 GB/s	no data
Shared memory	-	-

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display Connectors

2x DVI, 1x S-Video

no data

API and SDK support

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

DirectX	10.1 (10_1)	12_1
Shader Model	4.1	no data
OpenGL	3.3	no data
OpenCL	N/A	no data
Vulkan	N/A	-

Pros & cons summary

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Recency	12 June 2008	26 October 2017
Chip lithography	55 nm	14 nm
Power consumption (TDP)	106 Watt	15 Watt

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