Radeon Instinct MI300X vs GeForce GTX 275

Primary details

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

Place in the ranking	796	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.32	no data
Power efficiency	1.14	no data
Architecture	Tesla 2.0 (2007−2013)	CDNA 3.0 (2023−2024)
GPU code name	GT200B	Aqua Vanjaram
Market segment	Desktop	Workstation
Release date	15 January 2009 (17 years ago)	6 December 2023 (2 years ago)
Launch price (MSRP)	$249	no data

Cost-effectiveness evaluation

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

Performance to price scatter graph

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	240	19456
Core clock speed	633 MHz	1000 MHz
Boost clock speed	no data	2100 MHz
Number of transistors	1,400 million	153,000 million
Manufacturing process technology	55 nm	5 nm
Power consumption (TDP)	219 Watt	750 Watt
Maximum GPU temperature	105 °C	no data
Texture fill rate	50.64	2,554
Floating-point processing power	0.6739 TFLOPS	81.72 TFLOPS
ROPs	28	no data
TMUs	80	1216
Tensor Cores	no data	1216
L1 Cache	no data	4.8 MB
L2 Cache	224 KB	16 MB
L3 Cache	no data	256 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).

Bus support	PCI-E 2.0	no data
Interface	PCIe 2.0 x16	PCIe 5.0 x16
Length	267 mm	no data
Height	4.376" (111 mm) (11.1 cm)	no data
Width	2-slot	OAM Module
Supplementary power connectors	2x 6-pin	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	GDDR3	HBM3
Maximum RAM amount	896 MB	192 GB
Memory bus width	448 Bit	8192 Bit
Memory clock speed	1134 MHz	2525 MHz
Memory bandwidth	127.0 GB/s	5,171 GB/s
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	Two Dual Link DVI	No outputs
Multi monitor support	+	no data
Maximum VGA resolution	2048x1536	no data
Audio input for HDMI	S/PDIF	no data

API and SDK support

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

DirectX	11.1 (10_0)	N/A
Shader Model	4.0	N/A
OpenGL	3.0	N/A
OpenCL	1.1	3.0
Vulkan	N/A	N/A
CUDA	+	-
DLSS	-	+

Pros & cons summary

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Recency	15 January 2009	6 December 2023
Maximum RAM amount	896 MB	192 GB
Chip lithography	55 nm	5 nm
Power consumption (TDP)	219 Watt	750 Watt