CPU
GPU
SoC
Categories
Rankings
CPU Rankings
GPU Rankings
SoC Rankings
English
English
Close menu
Home
CPU
GPU
SoC
Categories
CPU Rankings
GPU Rankings
SoC Rankings
中文
English
Español
Deutsch
Français
Italiano
Português
日本語
한국어
العربية
ภาษาไทย
繁體中文
Tiếng Việt
Bahasa Melayu
中文
English
Español
Deutsch
Français
Italiano
Português
日本語
한국어
العربية
ภาษาไทย
繁體中文
Tiếng Việt
Bahasa Melayu
Home
GPU Comparison
AMD Radeon HD 6990 vs AMD Radeon HD 7970
AMD Radeon HD 6990 vs AMD Radeon HD 7970
VS
AMD Radeon HD 6990
AMD Radeon HD 7970
We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6990 and 3GB VRAM Radeon HD 7970 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7970 's Advantages
Released 9 months late
More VRAM (3GB vs 2GB)
Larger VRAM bandwidth (264.0GB/s vs 160.0GB/s)
512 additional rendering cores
Lower TDP (250W vs 375W)
Score
Benchmark
FP32 (float)
Radeon HD 6990
2.55 TFLOPS
Radeon HD 7970
+48%
3.789 TFLOPS
Radeon HD 6990
VS
Radeon HD 7970
Graphics Card
Mar 2011
Release Date
Dec 2011
Northern Islands
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1250 MHz
Memory Clock
1375 MHz
Memory
2GB
Memory Size
3GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
384bit
160.0GB/s
Bandwidth
264.0GB/s
Render Config
-
SM Count
-
24
Compute Units
32
1536
Shading Units
2048
96
TMUs
128
32
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
768 KB
Theoretical Performance
26.56 GPixel/s
Pixel Rate
29.60 GPixel/s
79.68 GTexel/s
Texture Rate
118.4 GTexel/s
-
FP16 (half)
-
2.550 TFLOPS
FP32 (float)
3.789 TFLOPS
637.4 GFLOPS
FP64 (double)
947.2 GFLOPS
Graphics Processor
Antilles
GPU Name
Tahiti
Antilles XT (215-0807027)
GPU Variant
Tahiti XT (215-0821060)
TeraScale 3
Architecture
GCN 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
2.64 billion
Transistors
4.313 billion
389 mm²
Die Size
352 mm²
Board Design
375W
TDP
250W
750 W
Suggested PSU
600 W
1x DVI 4x mini-DisplayPort 1.2
Outputs
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
2x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Features
11.2 (11_0)
DirectX
12 (11_1)
4.4
OpenGL
4.6
1.2
OpenCL
1.2
N/A
Vulkan
1.2
-
CUDA
-
5.0
Shader Model
5.1
Related GPU Comparisons
1
AMD Radeon HD 6990 vs NVIDIA GeForce GTX 760 OEM Rebrand
2
AMD Radeon HD 6990 vs NVIDIA GeForce GTX 1050 3 GB
3
AMD Radeon HD 6990 vs Intel Arc A310
4
AMD Radeon HD 6990 vs AMD Radeon R7 360E
5
AMD Radeon HD 6990 vs NVIDIA GeForce GT 240
6
AMD Radeon HD 6990 vs ATI Radeon HD 4730
7
AMD Radeon HD 6990 vs NVIDIA B200 SXM 192 GB
8
AMD Radeon HD 6990 vs NVIDIA GeForce GT 730 OEM
9
AMD Radeon HD 6990 vs ATI FireGL V7600
10
AMD Radeon HD 6990 vs Intel Arc A780
Related News
1
AMD Ryzen 9000 Series Now Available for Pre-order in Europe: 9950X Priced at €660, Shipping by August 2
2
AMD's Latest Breakthrough Technology Could Change the Game in the Future
3
Researchers Utilize NVIDIA Omniverse Platform to Analyze and Improve 3D Stacked Chip Designs
4
TSMC to Receive Over 60 EUV Lithography Machines Over the Next Two Years, Investing More Than $12.3 Billion
5
Samsung's Own 3nm Yield is Disheartening: Galaxy S25 May Introduce MediaTek for the First Time
6
AMD Ryzen 9000 DDR5 Memory Frequency Soars: Reaches 8000MHz with All Four Slots Occupied
7
Snapdragon 8 Gen 4 to Feature Frame Interpolation for GPU: A Game-Changing Experience
8
Intel Adds 5 New Device IDs to Latest Linux Xe Kernel in Preparation for Battlemage
9
Ryzen AI 9 365 Benchmark Results Leaked: Significant Improvements in Multi-Core and IPC Performance Over Previous Generation
10
Concerns Raised by Unstable 13th/14th Gen Core CPUs: Motherboard Manufacturers Worry About Impact on Arrow Lake Release and Sales
© 2024 - TopCPU.net
Contact Us
Privacy Policy