GeForce GTX 950M Mac Edition vs Radeon R9 380

Primary details

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

Place in the ranking	335	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	9.02	no data
Power efficiency	5.80	no data
Architecture	GCN 3.0 (2014−2019)	Maxwell (2014−2017)
GPU code name	Antigua	GM107
Market segment	Desktop	Laptop
Design	reference	no data
Release date	18 June 2015 (9 years ago)	13 March 2015 (9 years ago)
Launch price (MSRP)	$199	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	1792	640
Compute units	28	no data
Core clock speed	no data	993 MHz
Boost clock speed	970 MHz	1124 MHz
Number of transistors	5,000 million	1,870 million
Manufacturing process technology	28 nm	28 nm
Power consumption (TDP)	190 Watt	75 Watt
Texture fill rate	108.6	44.96
Floating-point processing power	3.476 TFLOPS	1.439 TFLOPS
ROPs	32	16
TMUs	112	40

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 3.0	no data
Interface	PCIe 3.0 x16	MXM-B (3.0)
Length	221 mm	no data
Width	2-slot	no data
Form factor	full height / full length / dual slot	no data
Supplementary power connectors	2 x 6-pin	no data
Bridgeless CrossFire	+	-

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	DDR3
High bandwidth memory (HBM)	-	no data
Maximum RAM amount	4 GB	2 GB
Memory bus width	256 Bit	128 Bit
Memory clock speed	970 MHz	900 MHz
Memory bandwidth	182.4 GB/s	28.8 GB/s
Shared memory	-	no data

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, 1x DisplayPort	No outputs
Eyefinity	+	-
Number of Eyefinity displays	6	no data
HDMI	+	-
DisplayPort support	+	-

Supported technologies

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

CrossFire	+	-
FRTC	+	-
FreeSync	+	-
HD3D	+	-
LiquidVR	+	-
PowerTune	+	-
TrueAudio	+	-
ZeroCore	+	-
VCE	+	-
DDMA audio	+	no data

API compatibility

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

DirectX	DirectX® 12	12 (11_0)
Shader Model	6.3	5.1
OpenGL	4.5	4.6
OpenCL	2.0	1.2
Vulkan	+	1.1.126
Mantle	+	-
CUDA	-	5.0

Pros & cons summary

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Recency	18 June 2015	13 March 2015
Maximum RAM amount	4 GB	2 GB
Power consumption (TDP)	190 Watt	75 Watt

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