Radeon Instinct Vega vs GeForce GT 745M

Primary details

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

Place in the ranking	856	not rated
Place by popularity	not in top-100	not in top-100
Power efficiency	4.43	no data
Architecture	Kepler (2012−2018)	GCN 5.1 (2018−2022)
GPU code name	GK107	Vega 20
Market segment	Laptop	Desktop
Release date	1 April 2013 (12 years ago)	no data

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	384	no data
Core clock speed	549 MHz	1000 MHz
Boost clock speed	no data	1500 MHz
Number of transistors	1,270 million	no data
Manufacturing process technology	28 nm	7 nm
Power consumption (TDP)	45 Watt	225 Watt
Texture fill rate	17.57	no data
Floating-point processing power	0.4216 TFLOPS	no data
ROPs	16	no data
TMUs	32	no data
L1 Cache	32 KB	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).

Laptop size	medium sized	no data
Bus support	PCI Express 3.0	no data
Interface	PCIe 3.0 x16	PCIe 3.0 x16
Length	no data	267 mm
Supplementary power connectors	no data	2x 8-pin

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	no data
Maximum RAM amount	2 GB	no data
Standard memory configuration	DDR3/GDDR5	no data
Memory bus width	128 Bit	no data
Memory clock speed	1000 MHz	2400 MHz
Memory bandwidth	64 GB/s	no data
Shared memory	-	no data

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	No outputs
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.

Blu-Ray 3D Support	+	-
H.264, VC1, MPEG2 1080p video decoder	+	-
Optimus	+	-
3D Vision / 3DTV Play	+	-

API and SDK support

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

DirectX	12 API	12.0 (12_1)
Shader Model	5.1	no data
OpenGL	4.5	4.6
OpenCL	1.1	no data
Vulkan	1.1.126	-
CUDA	+	-

Pros & cons summary

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Chip lithography	28 nm	7 nm
Power consumption (TDP)	45 Watt	225 Watt

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