HD Graphics 400 vs GeForce GTX 275

Place in the ranking	711	1070
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.33	no data
Power efficiency	1.14	13.04
Architecture	Tesla 2.0 (2007−2013)	Generation 8.0 (2014−2015)
GPU code name	GT200B	Braswell GT1
Market segment	Desktop	Desktop
Release date	15 January 2009 (15 years ago)	1 April 2015 (9 years ago)
Launch price (MSRP)	$249	no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

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	240	96
Core clock speed	633 MHz	320 MHz
Boost clock speed	no data	640 MHz
Number of transistors	1,400 million	189 million
Manufacturing process technology	55 nm	14 nm
Power consumption (TDP)	219 Watt	6 Watt
Maximum GPU temperature	105 °C	no data
Texture fill rate	50.64	7.680
Floating-point processing power	0.6739 TFLOPS	0.1229 TFLOPS
ROPs	28	2
TMUs	80	12

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 3.0 x1
Length	267 mm	no data
Height	4.376" (111 mm) (11.1 cm)	no data
Width	2-slot	IGP
Supplementary power connectors	2x 6-pin	no data
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	DDR3L
Maximum RAM amount	896 MB	8 GB
Memory bus width	448 Bit	System Shared
Memory clock speed	1134 MHz	System Shared
Memory bandwidth	127.0 GB/s	no data

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	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 compatibility

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

DirectX	11.1 (10_0)	12 (11_1)
Shader Model	4.0	5.1
OpenGL	3.0	4.3
OpenCL	1.1	2.0
Vulkan	N/A	1.1.80
CUDA	+	-

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Pros & cons summary

Performance score	3.59	1.13
Recency	15 January 2009	1 April 2015
Maximum RAM amount	896 MB	8 GB
Chip lithography	55 nm	14 nm
Power consumption (TDP)	219 Watt	6 Watt

GTX 275 has a 217.7% higher aggregate performance score.

HD Graphics 400, on the other hand, has an age advantage of 6 years, a 814.3% higher maximum VRAM amount, a 292.9% more advanced lithography process, and 3550% lower power consumption.

The GeForce GTX 275 is our recommended choice as it beats the HD Graphics 400 in performance tests.

Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.