Radeon HD 6970M Mac Edition vs GeForce GTX 1070

Primary details

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

Place in the ranking	145	not rated
Place by popularity	28	not in top-100
Cost-effectiveness evaluation	23.51	no data
Power efficiency	16.01	no data
Architecture	Pascal (2016−2021)	TeraScale 2 (2009−2015)
GPU code name	GP104	Blackcomb
Market segment	Desktop	Laptop
Release date	10 June 2016 (8 years ago)	25 August 2011 (13 years ago)
Launch price (MSRP)	$379	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	1920	960
Core clock speed	1506 MHz	680 MHz
Boost clock speed	1683 MHz	no data
Number of transistors	7,200 million	1,700 million
Manufacturing process technology	16 nm	40 nm
Power consumption (TDP)	150 Watt	75 Watt
Maximum GPU temperature	94 °C	no data
Texture fill rate	202.0	32.64
Floating-point processing power	6.463 TFLOPS	1.306 TFLOPS
ROPs	64	32
TMUs	120	48

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	PCIe 3.0	no data
Interface	PCIe 3.0 x16	MXM-B (3.0)
Length	267 mm	no data
Height	4.376" (11.1 cm)	no data
Width	2-slot	no data
Recommended system power (PSU)	500 Watt	no data
Supplementary power connectors	1x 8-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	GDDR5	GDDR5
Maximum RAM amount	8 GB	2 GB
Memory bus width	256 Bit	256 Bit
Memory clock speed	8 GB/s	900 MHz
Memory bandwidth	256 GB/s	115.2 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, Dual Link-DVI	No outputs
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)	11.2 (11_0)
Shader Model	6.4	5.0
OpenGL	4.5	4.4
OpenCL	1.2	1.2
Vulkan	+	N/A
CUDA	+	-

Pros & cons summary

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Recency	10 June 2016	25 August 2011
Maximum RAM amount	8 GB	2 GB
Chip lithography	16 nm	40 nm
Power consumption (TDP)	150 Watt	75 Watt

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