Radeon R9 290X2 vs GeForce GTX 850M

Primary details

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

Place in the ranking	629	not rated
Place by popularity	not in top-100	not in top-100
Power efficiency	10.35	no data
Architecture	Maxwell (2014−2017)	GCN 2.0 (2013−2017)
GPU code name	GM107	Hawaii
Market segment	Laptop	Desktop
Release date	12 March 2014 (11 years ago)	24 June 2014 (11 years ago)
Launch price (MSRP)	no data	$1,399

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	2816 ×2
Core clock speed	Up to 936 MHz	1000 MHz
Number of transistors	1,870 million	6,200 million
Manufacturing process technology	28 nm	28 nm
Power consumption (TDP)	45 Watt	580 Watt
Texture fill rate	36.08	176.0 ×2
Floating-point processing power	1.155 TFLOPS	5.632 TFLOPS ×2
ROPs	16	64 ×2
TMUs	40	176 ×2
L1 Cache	320 KB	704 KB
L2 Cache	2 MB	1024 KB

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 3.0 x16
Width	no data	3-slot
Supplementary power connectors	no data	4x 8-pin
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	GDDR5
Maximum RAM amount	2 GB	4 GB ×2
Standard memory configuration	DDR3 or GDDR5	no data
Memory bus width	128 Bit	512 Bit ×2
Memory clock speed	Up to 2500 MHz	1350 MHz
Memory bandwidth	80.0 GB/s	345.6 GB/s ×2
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	No outputs	2x DVI, 1x HDMI, 1x DisplayPort
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	+	-

API and SDK support

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

DirectX	12 (11_0)	12 (12_0)
Shader Model	5.1	6.3
OpenGL	4.5	4.6
OpenCL	1.1	2.0
Vulkan	1.1.126	1.2.131
CUDA	+	-

Pros & cons summary

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Recency	12 March 2014	24 June 2014
Maximum RAM amount	2 GB	4 GB
Power consumption (TDP)	45 Watt	580 Watt

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