Radeon Instinct MI455X vs GeForce GTX 1080 Mobile

Primary details

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

Place in the ranking	186	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	16.09	no data
Power efficiency	16.85	no data
Architecture	Pascal (2016−2021)	CDNA 5.0 (2026)
GPU code name	GP104	MI450 256CU
Market segment	Laptop	Workstation
Release date	15 August 2016 (9 years ago)	23 July 2026 (recently)
Launch price (MSRP)	$499.99	no data

Cost-effectiveness evaluation

The higher the ratio, the better. We use the manufacturer's recommended prices.

Performance to price scatter graph

Currently popular graphics cards are shown for comparison.

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Real power consumption of some graphics cards can well exceed their nominal TDP, especially if overclocked.

Pipelines / CUDA cores	2560	32768
Core clock speed	1607 MHz	1000 MHz
Boost clock speed	1771 MHz	2400 MHz
Number of transistors	7,200 million	320,000 million
Manufacturing process technology	16 nm	2 nm
Power consumption (TDP)	150 Watt	2300 Watt
Maximum GPU temperature	94 °C	no data
Texture fill rate	283.4	2,457.6
Floating-point processing power	9.068 TFLOPS	157.3 TFLOPS
ROPs	64	no data
TMUs	160	1024
L1 Cache	960 KB	8 MB
L2 Cache	2 MB	192 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	large	no data
Bus support	PCIe 3.0	no data
Interface	PCIe 3.0 x16	PCIe 6.0 x16
Width	no data	EAM Module
Supplementary power connectors	no data	None
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	GDDR5	HBM4
Maximum RAM amount	8 GB	432 GB
Memory bus width	256 Bit	24576 Bit
Memory clock speed	10 GB/s	1900 MHz
Memory bandwidth	320 GB/s	23.3 TB/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	DP 1.42, HDMI 2.0b, DL-DVI	No outputs
Multi monitor support	+	no data
G-SYNC support	+	-

Supported technologies

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

GPU Boost	3.0	no data
VR Ready	+	no data
Ansel	+	-

API and SDK support

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

DirectX	12 (12_1)	N/A
Shader Model	6.4	N/A
OpenGL	4.5	N/A
OpenCL	1.2	3.0
Vulkan	1.2.131	N/A
CUDA	+	-

Pros & cons summary

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Recency	15 August 2016	23 July 2026
Maximum RAM amount	8 GB	432 GB
Chip lithography	16 nm	2 nm
Power consumption (TDP)	150 Watt	2300 Watt