Radeon RX 6900 XTX vs GeForce GTX 1080 Mobile

Primary details

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

Place in the ranking	137	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	41.16	no data
Power efficiency	16.42	no data
Architecture	Pascal (2016−2021)	RDNA 2.0 (2020−2024)
GPU code name	GP104	Navi 21
Market segment	Laptop	Desktop
Release date	15 August 2016 (8 years ago)	28 October 2020 (4 years ago)
Launch price (MSRP)	$499.99	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	2560	5120
Core clock speed	1607 MHz	2075 MHz
Boost clock speed	1771 MHz	2435 MHz
Number of transistors	7,200 million	26,800 million
Manufacturing process technology	16 nm	7 nm
Power consumption (TDP)	150 Watt	330 Watt
Maximum GPU temperature	94 °C	no data
Texture fill rate	283.4	779.2
Floating-point processing power	9.068 TFLOPS	24.93 TFLOPS
ROPs	64	128
TMUs	160	320
Ray Tracing Cores	no data	80

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 4.0 x16
Length	no data	267 mm
Width	no data	2-slot
Supplementary power connectors	no data	2x 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	GDDR5	GDDR6
Maximum RAM amount	8 GB	16 GB
Memory bus width	256 Bit	256 Bit
Memory clock speed	10 GB/s	2250 MHz
Memory bandwidth	320 GB/s	576.0 GB/s
Shared memory	-	-

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	DP 1.42, HDMI 2.0b, DL-DVI	1x HDMI 2.1, 2x DisplayPort 1.4a, 1x USB Type-C
Multi monitor support	+	no data
HDMI	-	+
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 compatibility

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

DirectX	12 (12_1)	12 Ultimate (12_2)
Shader Model	6.4	6.7
OpenGL	4.5	4.6
OpenCL	1.2	2.1
Vulkan	1.2.131	1.3
CUDA	+	-

Pros & cons summary

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Recency	15 August 2016	28 October 2020
Maximum RAM amount	8 GB	16 GB
Chip lithography	16 nm	7 nm
Power consumption (TDP)	150 Watt	330 Watt

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