RTX A3000 Mobile 12 GB vs Radeon HD 7850

Primary details

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

Place in the ranking	448	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.81	no data
Power efficiency	5.34	no data
Architecture	GCN 1.0 (2011−2020)	Ampere (2020−2024)
GPU code name	Pitcairn	GA104
Market segment	Desktop	Mobile workstation
Design	reference	no data
Release date	5 March 2012 (12 years ago)	12 April 2021 (3 years ago)
Launch price (MSRP)	$249	no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

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	1024	4096
Core clock speed	no data	495 MHz
Boost clock speed	1000 MHz	1170 MHz
Number of transistors	2,800 million	17,400 million
Manufacturing process technology	28 nm	8 nm
Power consumption (TDP)	130 Watt	70 Watt
Texture fill rate	55.04	149.8
Floating-point processing power	1.761 TFLOPS	9.585 TFLOPS
ROPs	32	64
TMUs	64	128
Tensor Cores	no data	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).

Bus support	PCIe 2.1 x16	no data
Interface	PCIe 3.0 x16	PCIe 4.0 x16
Length	210 mm	no data
Width	2-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	GDDR5	GDDR6
Maximum RAM amount	2 GB	12 GB
Memory bus width	256 Bit	192 Bit
Memory clock speed	1200 MHz	1750 MHz
Memory bandwidth	153.6 GB/s	336.0 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	1x DVI, 1x HDMI, 2x mini-DisplayPort	Portable Device Dependent
Eyefinity	+	-
HDMI	+	-

Supported technologies

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

CrossFire	+	-
FreeSync	+	-

API compatibility

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

DirectX	12	12 Ultimate (12_2)
Shader Model	5.1	6.7
OpenGL	4.6	4.6
OpenCL	1.2	3.0
Vulkan	+	1.3
CUDA	-	8.6

Pros & cons summary

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Recency	5 March 2012	12 April 2021
Maximum RAM amount	2 GB	12 GB
Chip lithography	28 nm	8 nm
Power consumption (TDP)	130 Watt	70 Watt

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