GeForce 6800 Ultra vs Radeon R7 250E

Place in the ranking	669	1279
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.27	no data
Power efficiency	5.49	0.31
Architecture	GCN 1.0 (2011−2020)	Curie (2003−2013)
GPU code name	Cape Verde	NV45
Market segment	Desktop	Desktop
Release date	20 December 2013 (10 years ago)	26 July 2004 (20 years ago)
Launch price (MSRP)	$109	$499

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

R7 250E and 6800 Ultra have a nearly equal value for money.

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	512	no data
Core clock speed	800 MHz	425 MHz
Number of transistors	1,500 million	222 million
Manufacturing process technology	28 nm	130 nm
Power consumption (TDP)	55 Watt	81 Watt
Texture fill rate	25.60	6.800
Floating-point processing power	0.8192 TFLOPS	no data
ROPs	16	16
TMUs	32	16

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).

Interface	PCIe 3.0 x16	PCIe 1.0 x16
Length	168 mm	197 mm
Width	1-slot	2-slot
Supplementary power connectors	None	1x 6-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	GDDR3
Maximum RAM amount	1 GB	256 MB
Memory bus width	128 Bit	256 Bit
Memory clock speed	1125 MHz	550 MHz
Memory bandwidth	72 GB/s	35.2 GB/s

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	1x DVI, 1x HDMI, 1x DisplayPort	2x DVI, 1x S-Video
HDMI	+	-

API compatibility

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

DirectX	12 (11_1)	9.0c (9_3)
Shader Model	5.1	3.0
OpenGL	4.6	2.1
OpenCL	1.2	N/A
Vulkan	1.2.131	N/A

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	4.38	0.36
Recency	20 December 2013	26 July 2004
Maximum RAM amount	1 GB	256 MB
Chip lithography	28 nm	130 nm
Power consumption (TDP)	55 Watt	81 Watt

R7 250E has a 1116.7% higher aggregate performance score, an age advantage of 9 years, a 300% higher maximum VRAM amount, a 364.3% more advanced lithography process, and 47.3% lower power consumption.

The Radeon R7 250E is our recommended choice as it beats the GeForce 6800 Ultra in performance tests.

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