Radeon RX 7990 XTX vs GeForce GT 720M

Primary details

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

Place in the ranking	1055	not rated
Place by popularity	not in top-100	not in top-100
Power efficiency	2.51	no data
Architecture	Kepler 2.0 (2013−2015)	RDNA 3.0 (2022−2024)
GPU code name	GK208	Navi 31
Market segment	Laptop	Desktop
Release date	25 December 2013 (10 years ago)	2023 (1 year ago)

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	192	6144
Core clock speed	719 MHz	2500 MHz
Boost clock speed	758 MHz	3599 MHz
Number of transistors	915 million	57,700 million
Manufacturing process technology	28 nm	5 nm
Power consumption (TDP)	33 Watt	405 Watt
Texture fill rate	12.13	1,382
Floating-point processing power	0.2911 TFLOPS	88.45 TFLOPS
ROPs	8	192
TMUs	16	384
Ray Tracing Cores	no data	96

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	no data
Interface	PCIe 2.0 x8	PCIe 4.0 x16
Length	no data	287 mm
Width	no data	3-slot
Supplementary power connectors	no data	3x 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	DDR3	GDDR6
Maximum RAM amount	2 GB	24 GB
Standard memory configuration	DDR3	no data
Memory bus width	64 Bit	384 Bit
Memory clock speed	800 MHz	3000 MHz
Memory bandwidth	12.8 GB/s	1.15 TB/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	No outputs	1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
eDP 1.2 signal support	Up to 2560x1600	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 2560x1600	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	+	-

API compatibility

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

DirectX	12 API	12 Ultimate (12_2)
Shader Model	5.1	6.7
OpenGL	4.5	4.6
OpenCL	1.1	2.2
Vulkan	1.1.126	1.3
CUDA	+	-

Pros & cons summary

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Maximum RAM amount	2 GB	24 GB
Chip lithography	28 nm	5 nm
Power consumption (TDP)	33 Watt	405 Watt

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