Home GPU Comparison NVIDIA GeForce GTX 275 vs AMD Radeon HD 8990 OEM

NVIDIA GeForce GTX 275 vs AMD Radeon HD 8990 OEM

We compared two Desktop platform GPUs: 896MB VRAM GeForce GTX 275 and 3GB VRAM Radeon HD 8990 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 275 's Advantages
Lower TDP (219W vs 375W)
AMD Radeon HD 8990 OEM 's Advantages
Released 4 years and 3 months late
Boost Clock1000MHz
More VRAM (3GB vs 896GB)
Larger VRAM bandwidth (288.0GB/s vs 127.0GB/s)
1808 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce GTX 275
0.674 TFLOPS
Radeon HD 8990 OEM +507%
4.096 TFLOPS
VS

Graphics Card

Jan 2009
Release Date
Apr 2013
GeForce 200
Generation
Sea Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
Base Clock
950 MHz
-
Boost Clock
1000 MHz
1134 MHz
Memory Clock
1500 MHz

Memory

896MB
Memory Size
3GB
GDDR3
Memory Type
GDDR5
448bit
Memory Bus
384bit
127.0GB/s
Bandwidth
288.0GB/s

Render Config

-
Compute Units
32
30
SM Count
-
240
Shading Units
2048
80
TMUs
128
28
ROPs
32
-
-
-
-
-
-
-
L1 Cache
16 KB (per CU)
224 KB
L2 Cache
768 KB
-
-
-

Theoretical Performance

17.72 GPixel/s
Pixel Rate
32.00 GPixel/s
50.64 GTexel/s
Texture Rate
128.0 GTexel/s
-
-
-
673.9 GFLOPS
FP32 (float)
4.096 TFLOPS
84.24 GFLOPS
FP64 (double)
1024 GFLOPS

Board Design

219W
TDP
375W
550 W
Suggested PSU
750 W
2x DVI
Outputs
1x DVI 4x mini-DisplayPort 1.2
2x 6-pin
Power Connectors
2x 8-pin

Graphics Processor

GT200B
GPU Name
Malta
G200-105-B3
GPU Variant
Malta XT (215-0849026)
Tesla 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
55 nm
Process Size
28 nm
1.4 billion
Transistors
4.313 billion
470 mm²
Die Size
365 mm²

Graphics Features

11.1 (10_0)
DirectX
12 (11_1)
3.3
OpenGL
4.6
1.1
OpenCL
1.2
N/A
Vulkan
1.2
1.3
CUDA
-
4.0
Shader Model
5.1

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