RTX A3000 Mobile 12 GB vs GeForce GTX 850M

Primary details

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

Place in the ranking	624	not rated
Place by popularity	not in top-100	not in top-100
Power efficiency	10.31	no data
Architecture	Maxwell (2014−2017)	Ampere (2020−2025)
GPU code name	GM107	GA104
Market segment	Laptop	Mobile workstation
Release date	12 March 2014 (11 years ago)	12 April 2021 (4 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	640	4096
Core clock speed	Up to 936 MHz	495 MHz
Boost clock speed	no data	1170 MHz
Number of transistors	1,870 million	17,400 million
Manufacturing process technology	28 nm	8 nm
Power consumption (TDP)	45 Watt	70 Watt
Texture fill rate	36.08	149.8
Floating-point processing power	1.155 TFLOPS	9.585 TFLOPS
ROPs	16	64
TMUs	40	128
Tensor Cores	no data	128
Ray Tracing Cores	no data	32
L1 Cache	320 KB	4 MB
L2 Cache	2 MB	4 MB

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	medium sized	no data
Bus support	PCI Express 2.0, PCI Express 3.0	no data
Interface	PCIe 3.0 x16	PCIe 4.0 x16
SLI options	+	-

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	DDR3	GDDR6
Maximum RAM amount	2 GB	12 GB
Standard memory configuration	DDR3 or GDDR5	no data
Memory bus width	128 Bit	192 Bit
Memory clock speed	Up to 2500 MHz	1750 MHz
Memory bandwidth	80.0 GB/s	336.0 GB/s
Shared memory	-	-
Resizable BAR	-	+

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	No outputs	Portable Device Dependent
eDP 1.2 signal support	Up to 3840x2160	no data
LVDS signal support	Up to 1920x1200	no data
VGA аnalog display support	Up to 2048x1536	no data
DisplayPort Multimode (DP++) support	Up to 3840x2160	no data
HDMI	+	-
HDCP content protection	+	-
7.1 channel HD audio on HDMI	+	-
TrueHD and DTS-HD audio bitstreaming	+	-

Supported technologies

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

H.264, VC1, MPEG2 1080p video decoder	+	-
Optimus	+	-
Ansel	+	no data

API and SDK support

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

DirectX	12 (11_0)	12 Ultimate (12_2)
Shader Model	5.1	6.8
OpenGL	4.5	4.6
OpenCL	1.1	3.0
Vulkan	1.1.126	1.3
CUDA	+	8.6
DLSS	-	+

Pros & cons summary

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Recency	12 March 2014	12 April 2021
Maximum RAM amount	2 GB	12 GB
Chip lithography	28 nm	8 nm
Power consumption (TDP)	45 Watt	70 Watt

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