Radeon HD 8990 OEM vs GeForce GTX 750 Ti

Primary details

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

Place in the ranking	451	not rated
Place by popularity	30	not in top-100
Cost-effectiveness evaluation	4.90	no data
Power efficiency	11.59	no data
Architecture	Maxwell (2014−2017)	GCN 1.0 (2011−2020)
GPU code name	GM107	Malta
Market segment	Desktop	Desktop
Release date	18 February 2014 (10 years ago)	24 April 2013 (11 years ago)
Launch price (MSRP)	$149	$999

Cost-effectiveness evaluation

The higher the performance-to-price ratio, the better. We use the manufacturer's recommended prices 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. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores	640	2048 ×2
Core clock speed	1020 MHz	950 MHz
Boost clock speed	1085 MHz	1000 MHz
Number of transistors	1,870 million	4,313 million
Manufacturing process technology	28 nm	28 nm
Power consumption (TDP)	60 Watt	375 Watt
Texture fill rate	43.40	128.0 ×2
Floating-point processing power	1.389 TFLOPS	4.096 TFLOPS ×2
ROPs	16	32 ×2
TMUs	40	128 ×2

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 Express 3.0	no data
Interface	PCIe 3.0 x16	PCIe 3.0 x16
Length	145 mm	307 mm
Height	4.376" (11.1 cm)	no data
Width	1-slot	2-slot
Supplementary power connectors	None	2x 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	GDDR5	GDDR5
Maximum RAM amount	4 GB	3 GB ×2
Memory bus width	128 Bit	384 Bit ×2
Memory clock speed	5.4 GB/s	1500 MHz
Memory bandwidth	86.4 GB/s	288.0 GB/s ×2
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	One Dual Link DVI-I, One Dual Link DVI-D, One mini-HDMI	1x DVI, 4x mini-DisplayPort
Multi monitor support	4 displays	no data
HDMI	+	-
HDCP	+	-
Maximum VGA resolution	2048x1536	no data
Audio input for HDMI	Internal	no data

Supported technologies

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

Blu Ray 3D	+	-
3D Gaming	+	-
3D Vision	+	-
3D Vision Live	+	-

API and SDK compatibility

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

DirectX	12 (11_0)	12 (11_1)
Shader Model	5.1	5.1
OpenGL	4.6	4.6
OpenCL	1.2	1.2
Vulkan	1.1.126	1.2.131
CUDA	+	-

Pros & cons summary

---

Recency	18 February 2014	24 April 2013
Maximum RAM amount	4 GB	3 GB
Power consumption (TDP)	60 Watt	375 Watt

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.

---